(Kit or Assembled)

elenco dt 100k diode transistor testor

Transistor / Diode Tester - Kit or Assembled

DT-100 is a dynamic transistor and diode tester. It features an in-circuit testing and polarity indicators for both transistors and diodes.


Diode Mode:

  • Checks all types of diodes - germanium, silicon, power, light
    emitting (LEDs), and zener.
  • Indicates the cathode or anode leads of the diode.
  • Operates in circuit with resistors as low as 5kW.

Transistor Mode:

  • Checks all types of transistors - germanium, silicon, power, RF,
    audio, switching, and FETs.
  • Identifies NPN and PNP types, PN or NP junctions.
  • High gain circuit, can test transistors in circuits with base or collector resistors as low as 100W.
  • Measures relative beta of two transistors.

Power Requirements

  • Standard 9V Battery (not included).

See DT100K.pdf for complete kit assembly instructions.  See DT100.pdf for assembled unit operating instructions.  Requires Adobe Acrobat Reader available at for FREE!

Note: This is a kit, you will receive parts to build the item pictured. DT100K - Diode Transistor Tester - Kit Version - $29.95
DT100 - Diode Transistor Tester - Assembled Version - $39.95

Quantity and Educational discounts?


E-Commerce Solutions

Electronic Kits

    Our Secure Shopping Cart allows you to MAIL, FAX, CALL, or PAY ON-LINE! - Toll Free Orders Call 866-664-0627 or 510-451-4320 (Non US), FAX - 510-903-9712

More Great Electronic and Robotic Products From Electronic Kits  Follow electronickits on Twitter

New! - OWI Eco Biker Wind Powered LED Light Kit - $11.95

Mini Solar Kits - Many to choose from - $8.95 and up

BIOLOID Humanoid Robot - all versions - WOW!

Humanoid Robot Kit


6 in 1 Solar Educational Kit - Sale - $16.95


OWI535 Low Cost Robotic Arm Trainer - NEW!

Sale! - $47.95

KeyKatcher Keyboard Data Loggers - ON SALE NOW!

Computer Security

Solar Science Projects

Solar House Science Fair Project

Solar Power House Kit - $134.90

[New Products] [Electronic Kits] [Electronic Plans] [Robot Kits] [Computer, Security, Gadgets] [Test Equipment] [Satellite] [Cable] 

[Home] [About Us] [Policies/Terms of Sale] [Order] [Catalogs] [Quantity & Educational Discounts] [Links] [Gift Certificates] [Join Our Affiliate Program]

Carl's Electronics
484 Lakepark Ave, Suite 59, Oakland,CA  94610
(866) 664-0627 toll-free USA
or (510) 451-4320
(510) 903-9712 fax

Copyright 1995-20012 Carl's Electronics Electronic Kits dot com