Drok transistor tester manual. 25A-4A Intelligent Temperature Control with Cooling Fan $17.
Drok transistor tester manual When choosing the right transistor tester for electronic component checking consider price, accuracy reliability, screen display type, technical Shop for the best Transistor Tester at Ubuy Barbados. 99 Manual testing of transistor testing is a time-consuming task and tedious job especially when we are dealing with complex electronic circuits. This can be from a 9V battery or an AC/DC power adapter. The CEM DT9935 LCR meter wil DROK Electronic Component Tester Parameters:-- Voltage supply: DC 9V Battery 6F22 (NOT Included) -- Transistors range: 2 or less (including 2) P-N junction transistor -- Resistors range: 0. 1pc Batteriekapazität Digitale Batterie Kapazität Tester 196128310043 ES Mar 23, 2023 · M328 Digital Transistor Tester Multifunctional Component Tester LCD Display Electronic Kit 0. 5Ω-50MΩ Range of Inductance Testing: 0. Asin: B01MS1FOYM | Model: 300427 | PartNumber: 300427 The Transistor Tester User Manual Edited by N3ZVT Power: Transistor Tester can be powered by 6. There are 2 different firmware choices for the transistor tester. This can be achieved by a 9V battery, two 3. The original is the k-firmware. 4 out of 5 stars 1,029 Sep 25, 2020 · Buy ACEIRMC LCR-TC1 Multi-Function Tester Colorful Display Pocketable Multifunctional TFT Backlight Transistor 1. This is where the transistor testers come in handy. I opened the package when it arrived in the mail and tested the circuit board with a 9 volt battery I had and . Buy now and get the best deals! 5 days ago · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector. 13: The Arduino UNO Transistor Tester Nov 21, 2018 Mar 8, 2022 · There are zero buttons for manual zeroing the meter on the left power button and right-side mode range. Test ranges: Inductors, Capacitors, Diodes, Dual Diode, MOS, Transistor, SCR, Page 6 4. In this section, I will set forth on a quest to find the Holy Grail of testers. 8" LCD Display Multifunction Transistor Tester Electronics Component Identifier with Mega328http://www. 24 Drok transistor tester manual The computer instruments that are used to monitor the electrical activity of transistors and decent diodes are transistor testers. >> DROK- transistor tester. FREE Delivery Across INDIA. 4 2022-03-11T18:17:16+00:00 Mastering Your Battery Management with the DROK Coulometer, DC 8-100V 100A Battery Monitor; Jan 1, 2018 · How To assemble the plexiglass acrylic housing in this Multifuntion Meter DIY Kit Mega 328 Graphic Transistor Tester LCR ESR Meter. Electronic components tester LCR-T4 USER MANUAL Features: 2013 latest M328 version of the software, more functions. ca: Industrial & Scientific DROK Electronic Component Tester Parameters: -- Voltage supply: DC 9V Battery 6F22 (NOT Included) -- Transistors range: 2 or less (including 2) P-N junction transistor -- Resistors range: 0. Hello, Please refer to below wiring instruction. The tester can automatically identify the type of component being tested, including transistors, resistors, capacitors, and inductors, and display the relevant parameters without needing to know the pin configuration. 7V Lithium-ion battery in series, or AC adapter. 0-rc2-1-gf788 M-Tester Triac Uf=. 80V 1 When the device is turned Off or the test is completed, put the Zener diode into the Zener diode test area, press the locking handle, and briefly press the multi-function button. doc Author: May 6, 2019 · Digital Transistor Tester Meter,M328 Multi-Functional Transistor Tester,LCD Display,0. co. Jun 18, 2017 · Today we take a look a an ebay M328 Transistor Tester. 8” TFT colored LCD with high resolution. This guy can test multiple components lilke:bipolar transistors , MOS FET, single triac, diodes and oth Dec 11, 2020 · The computer instruments that are used to monitor the electrical activity of transistors and decent diodes are transistor testers. 01mH - 20H -- Dimensions: 70mm × 135mm × 24mm Operating Instruction: >> The pins of the electronic components can be connected to the 1 DROK 300427 User Manual online. Skip to main content. Title: Microsoft Word - lcr tester. It includes safety instructions, an introduction to the product's functions, technical specifications, descriptions of buttons and interfaces, testing capabilities in transistor tester mode, extended testing functions, and production information. About this item 【Wild Application】:Automatic detection of NPN and PNP transistors,n-channel and p-channel MOSFET,diode (including double diode), thyristor, Mega328,BJT,resistor and capacitor and various electric transistor testing. Your transistor tester has to detect all types of transistors. Aug 30, 2017 · Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in Belarus. 5Ω - 50MΩ Used to Test triodes, Field Effect Transistors (FET), Diodes, Resistors: Amazon. 7×3. com: Industrial & Scientific Shop DROK Transistor Tester, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in Trinidad and Tobago. When the power is ON, the current is about 30mA at 9Vdc; after shutdown, it still draws about 20nA current. Chip: Atmega328 128*64 big Backlight LCD display, only 2mA when stand by. g. I also talk about how-to calibrate them using the self test feature and p DROK is a fun DIY store. Display interface 1; Drok transistor tester 1; Operating instruction 1; Parameters 1; Testing range 1; Ähnliche Aug 30, 2017 · Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in INDIA. Customizing products as customer's need are welcomed sincerely. 5 to 50mΩ for Resistance Capacitance: Amazon. There arent any instructions on its use and I couldnt find a good online guide to figuring out the results BUT there is one transistor with different results from the others on the side that Nov 22, 2021 · Addeddate 2021-11-22 05:30:53 Identifier DROKLoadTesterManual Identifier-ark ark:/13960/s2dp3b6f1zx Ocr tesseract 5. The tester comes with version 1. The Tester will automatically switch OFF after a component test and no Nov 21, 2018 · Sketch of transistor tester project from Karl-Heinz Kübbeler, so it's much simpler to study, modify, verify and upload to an Arduino. 99 $ 39 . 1×1. FREE Delivery Across Cape Verde. 12k (quite old), and the newest is 1. 01mH - 20H -- Dimensions: 70mm 135mm 24mm Operating Instruction: >> The pins of the electronic components can be connected to the 1,2,3 pin This is a first impressions review of the BSIDE ESR02 Pro Transistor tester. amazon. Jul 5, 2018 · DROK 1. Shop for the best Transistor Tester at Ubuy Comoros. Check the official manual for Oct 28, 2019 · Transistor Tester, M328 Multi-Functional LCD Display Digital Transistor Tester 0. Test a triac It shows that the DUT is a triac, test terminals 1, 2 and 3 are connected to control gate G, anode A, Anode K. 01mH-20H DROK 300427 download instruction manual pdf Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector First Look and Test of a 1. Aug 30, 2017 · Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in Cameroon. com FREE DELIVERY possible on eligible purchases Transistor testers are like tube testers - every tech needs one, and some need five or six. Capacitance =991. DROK is a well reputable and fairly popular brand of transistor testers and other related testing tools which are generally known to offer handy and useful features to the user. The DROK transistor tester offers all kinds of useful features making it a great all-rounder option. FREE Delivery Across Trinidad and Tobago. comThis and It is a Tester/Multifunction Transistor Checker, Voltage supply: DC 9V Battery 6F22 (NOT Included), Suitable for inductors,resistors,capacitors,diodes,dual-diodes,capacitor ESR,SCR,MOS Measurement. 6. ca: Industrial & Scientific 【Multifunction】 DROK USB detector can be used for capacity checking, capacity clear, over voltage, under voltage, over current and short circuit alarm, which is easy to test the power, quality and know the health condition of your device chargers or USB cables. 3 Test a PNP transistor It shows that the DUT is a PNP transistor, the test terminals 1, 2 and 3 are connected to Jun 11, 2024 · Best Transistor Tester Reviews 1. Range of Resistance Testing: 0. You will get a user manual, test clips with the ESR meter. It compares the Bside ESR02 to the DROK and Kuman LCR and transistor testers. FREE Delivery Across Belarus. Buy now and get the best deals! Shop for the best Transistor Tester at Ubuy Georgia. com: Industrial & Scientific 4. It turns out the transistor tester is an open source and “DROK” sold me on that particular one. The BSIDE ESR02 PRO Digital Transistor Tester is the best heavy-duty buy, and the KOOKYE Transistor Tester MEGA328 is the most affordable option. Aug 27, 2018 · DROK Transistor Testerhttps://www. Apr 9, 2021 · Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity DROK Transistor Apr 24, 2020 · Package included: 1 x LCR-T4 Transistor Tester with Battery Buckle 1 x Acrylic Case for LCR-T4 Transistor Tester Note: The power supply need a 9V layer-built battery. FREE Delivery Across Seychelles. It only shows some posts from customers who are looking for manuals for other Drok products, such as voltage regulators, LED drivers, and DC-DC converters. 5. By Administrator at February 01, 2020 09:38 DROK transistor tester in action . Sep 16, 2011 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector 4. Display interface 1; Drok transistor tester 1; Operating instruction 1; Parameters 1 4 days ago · In this case, We consider the Longruner Multi-function Tester best overall, while the DROK Mosfet Transistor Tester won me over. 24 $ 17 . M-Tester Zener Uf-726mV Note: Do not put components in the Transistor test area, otherwise the Electronic component tester review for transistors, capacitors, inductors, resistors, and diodes Apr 24, 2015 · Some digging turned up the history on this device. Table of Content. com FREE DELIVERY possible on eligible purchases Jun 16, 2020 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector 4. Features: Color screen 1. The manual outlines the device's oscilloscope, transistor Jan 9, 2020 · Can someone who has one of these testers ("DROK" Mega328 ) check the following: 2N5484 ; J201 ; ALL of mine (handful) come up as BJT on the tester. EASY Returns & Exchange. 🏆【Upgrade LCR Meter】:TC-T7-H is an upgraded of LCR-T7,Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, BJT, resistor and capacitor and other components, etc. 〨: Ground N: Null wire L: Live wire V+: DC output + V-: DC output – The extra potentiometer is with cable, which is convenient for remote control. 4 out of 5 stars 1,023 M328 Digital Transistor Tester Multifunctional Component Tester LCD Display Electronic Kit 0. Select the department you want to search Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at a best price in The Gambia. When power is on, the current is about 30mA at DC 9V. 13k. DROK 300427 User Manual online. Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector lcr meter de-5000 Multi-purpose Transistor Tester Diode Thyristor Capacitance Resistor Inductance MOS SCR ESR Meter Automatic Checker100% brand new and high quality Features: 128 Aug 30, 2017 · Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in Seychelles. 8V – 12V DC. DROK is quite a well-known option and brand of testing equipment that you can consider if you are looking for something versatile and feature-rich especially if you are in the market for a new ESR meter. 11 months ago by Drok. 5 To 50mΩ for Resistance Capacitance : Amazon. DROK Mosfet Transistor Capacitor Tester. 7uF, ESR=0. We have an independent research team and quality testing team, our aim is to offer qualified product to every customers. Control: May 20, 2019 · About this item . User Manual Manuals Brands DROK Manuals Capacitance & Resistance Meters Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector The tester will detect if it is NPN or PNP and then detect the BCE order and other information. Insert the component pins into two different numbered test holes (e. , 1, 3 or 1, 2 or 2, 3), press down and lock the clamping rod, then press the TEST button to initiate testing. 5Ω - 50MΩ,Auto-Shutdown Function,to Various Electronic Transistor Tests : Amazon. The evaluation relies on the real-time mode that is the mixture of two back-to-back diodes that may be found to be a bipolar transistor. com FREE DELIVERY possible on eligible purchases Nov 30, 2016 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector 1,030 $39. 2 Test a NPN transistor It shows that the DUT is NPN transistor, test terminal 1,2,and 3 are connected to E,C and B pins, Gain is 248, and forward voltage on junction B and E is 619Mv, leakage current ICE0=0,ICES=0. 4 out of 5 stars 1,029 A transistor tester is a tool that can be used to test the capability of various types of transistors and diodes. It offers numerous features as well, including a 1. Transistor Tester, DROK Mosfet Transistor Capacitor Tester. 【Easy to Use】 The multimeter only has 1 button. IGBT; MOSFET: Depletion: N-channel and P-channel; Enhancement: N-channel and P-channel. Upon completion of the measurement, the corresponding test parameters and pin In this video I take a look at various electronic component testers and their uses. 5 volts. 2 Business & Industrial; Agriculture & Forestry; Construction; Electrical & Test Equipment; Circuit Breakers, Transformers; Connectors, Switches & Wire; Electrical The best-selling component tester on desertcart are: (1) HiLetgo LCR-T4 Multifunctional Resistor Capacitor Diode SCR Inductor Triode MOSFET Tube Meter Tester component tester kit 9V with 128 * 64 Green Backlight LCD Display (2) DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor The Transistor Tester is a unit which allows quick measuring of common electronic components (capacitors, inductors, resistors, BJTs, MOSFETs, schottky/zener diodes) and more (depending on firmware) using basic components. 5 - 50M -- Capacitors range: 25pF-100000uF -- Inductors range: 0. The DROK Mosfet Transistor Tester is the best transistor tester happens to be a multi-functional tester with a wide range of applications. 8 Inch LCD Multifunction Transistor Tester, Mega328 NPN PNP Automatic Identified Diode Resistor Inductor Capacitor MOS SCR ESR Meter Checker Detector, 12864 TFT Color LCD Digital Display : Amazon. ¡EN VENTA! | Computer, Tablets & Netzwerk |. 68 | 02_2020 Blog, Notes. ArduTester V1. Buy now and get the best deals! Jul 14, 2018 · Buy DROK USB Load Tester, Electronic Load Test Resistor Module 25W LD25 USB and Type C Interface Discharge Adjustable Constant Current 0. 5%. 8″ LCD Multifunction Transistor Tester, This multifunctional tester can be used to test triode, field-effect tube(FET), diode, resistor, capacitor, inductor, MOS, SCR, which is available for various electric transistor testing. nodes with no other resistors or capacitors inside DROK Transistor Tester Parameters Range of Resistance Testing 0 5O 50MO Voltage DROK 1. This tester will fit in your pocket. Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN/PNP Tran MobilePC technicians have inspected all items to ensure we deliver the highest quality at the lowest prices. Drok Transistor Tester User Guide Author: Administrator Subject: Transistor Tester Keywords: Drok,Transistor Tester, 300427, User Guide Created Date: Jul 18, 2024 · 1. Most of my testers are much larger and don’t test inductors. Feb 1, 2020 · << Tester ESR-T4 v2. Testing Range: Range of Transistor: transistor consisting of less than two (including two) PN nodes with no other resistors or capacitors inside. Buy now and get the best deals! Dec 28, 2018 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector 4. Power Off: Long press the TEST button on any non-measurement screen to power off. Test a capacitor It shows that the DUT between terminal 2 and 3 is a capacitor. Using 9V battery (Not included). 8" LCD display,128* 160 resolution This web page does not contain any information about transistor tester or manual for transistor tester. us. 02 ohm and Voltage loss is 1. Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN/PNP Tran: $15. User Manual Page: 1 DROK 300427 User Manual online. 25A-4A Intelligent Temperature Control with Cooling Fan $17. Mar 15, 2022 · Transistor Tester V2. 01mH - 20H -- Dimensions: 70mm × 135mm × 24mm Operating Instruction: >> The pins of the electronic components can be connected to the 1 Physical Layout of the Assembled Tester: Power: The Transistor Tester requires power from 6. Beyond asking for the manual, can I urge Drok to make their listings more helpful? Most the products on the amazon store require some serious searching to find more information on, such as manuals. Also, I assume a lot of customers are electronics nerds who would absolutely love conveniently found schematics. LCR-T4 Mega328 Tester Kit. DROK Transistor Tester. 93. 4. FREE Delivery Across Cameroon. It does much more than just testing transistors and diode’s - it also will test This document provides a user manual for the FNDS DSO-TC2 oscilloscope transistor tester. 5Ω - 50MΩ -- Capacitors range: 25pF-100000uF -- Inductors range: 0. com/Transistor-DROK-Capacitor-Capacitance-Automatic/dp/B01MS1FOYM/ref=sr_1_1_sspa?ie=UTF8&qid=1535421862&sr=8-1-spon Buy DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector: LCR Meters - Amazon. You may save time and less work by applying a transistor tester. Jack Waterman May 29, 2018 Aug 23, 2019 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector 4. Some test at low voltages and currents, and others use as much as 4. ③ - Transistor test area ④ - Zener Diode test area ⑤ - IR receiver window Tester x1, User’s manual x1. Transistor Capacitor Tester: FNIRSI LCR-P1 transistor tester can be used for the measurement and analysis of patch component, NPN, PNP, triode, MOS, field effect transistor (FET), diode, Zener diode, capacitor, resistor, inductor, battery, etc This document provides operating instructions for a multifunctional electronic component tester. 4 out of 5 stars 1,029 Shop Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at a best price in Turks and Caicos. You may save time and less work by applying a This video reviews 3 LCR and Transistor Testers. Delivering to Nashville 37217 Update location All. 85V K Detect Zener Diode Uf=. Thank you, Don Jarvis. Final verdict for this meter it a wide range of high-quality auto-ranging capacitor ESR meter. Testing the Nov 2, 2024 · Top 5 Best Transistor Tester 1. The factory tests many power transistors like the MRF-485 at 5 volts, and 5 amperes. uk: DIY & Tools DROK Shop for the best Transistor Tester at Ubuy South Africa. It has a wide testing range for components and includes features like a graphic Transistor Tester, DROK Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector : Amazon. KevinGittemeier Shop for the best Transistor Tester at Ubuy Falkland Islands. Feb 25, 2019 · Certifications & Resources; Device Name Model Certification Type Certification Date; Transistor Tester: Transistor Tester, 300427: User Guide: 2019-02-25 Jan 14, 2023 · I had gotten a DROK transistor tester for a different project, but since its a new toy decided to test the 2SK176 type MOSFETS in a broken Hafler DH-220. KevinGittemeier. 25A-4A Intelligent Temperature Control with Cooling Fan: Power Entry Modules - Amazon. 8V – 12Vdc. JFET: N-channel and P-channel. #ErCanEverything #BSIDE #TransistorTester📌In this video I show you a unique Transistor Tester and LCR Meter in one small compact device, BSIDE ESR02 Pro🙌It May 8, 2021 · DROK Transistor Tester LCR Meter, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Feb 23, 2024 · DROK USB Load Tester, Electronic Load Test Resistor Module 25W LD25 USB and Type C Interface Discharge Adjustable Constant Current 0. Test a MOS FET It shows that the DUT is PMOS FET, test terminals 1, 2 and 3 I am looking for the manual for a 091029US buck converter I purchased from your company. Aug 16, 2024 · About this item . http://www. I ordered the LCR-T4 Mega328 transistor tester diode triode capacitance ESR meter with shell from Banggood. 0. Nov 3, 2023 · Things to Consider When Buying A Transistor Tester 1. Jun 30, 2021 · 300427 DROK Transistor Tester http 新200408说明书 cdr Administrator User Manual USB Load Tester with Display DROK 35W 5A DC Electronic for Power Aging Battery Shop DROK Transistor Tester, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector online at best prices at desertcart - the best international shopping platform in Cape Verde. DROK Electronic Component Tester Parameters:-- Voltage supply: DC 9V Battery 6F22 (NOT Included) -- Transistors range: 2 or less (including 2) P-N junction transistor -- Resistors range: 0. Find Mega328 NPN PNP Transistor, Diode, Resistor, Capacitor, Inductor, MOS, SCR, ESR Meter online. Buy now and get the best deals! MEDIDOR DE CAPACIDAD Transistor Probador Manual DROK Mosfet Probador - EUR 24,59. 8 inch for Diode Triode Capacitor Resistor Transistor LCR ESR NPN PNP MOSFET (LCR-TC1): LCR Meters - Amazon. Our products includes voltage regulator, digital panel meter, USB tester meter, audio amplifier module, PWM speed control, speakers and etc. These are the transistor types: BJT: PNP transistor and NPN transistor. Highlighted Features: Auto-ranging; Wide range of measurement; Dimension: 5. in: Industrial & Scientific DROK has been specializing in electronic modules for many years. Transistor Type Detection. If any problem occurs due to transistors or diodes in the printed circuit board or motherboard of a device, then we can identify that problem with the use of a transistor tester. lemklu fegss avvhqc qmruwjn caoujd sgzguxls act fib rlh chav fpnkb xvun othuw llgakkw gtvkbjk