Vizatek VZ4 Portable Digital IC Tester for TTL Series 7400, 74LS00 and CMOS Series CD4000, CD4500This unit will readily test TTL, CMOS series ICs. Can identify unknown part numbers. Supports the following: TTL Series: 7400, 74LS00 CMOS Series : CD4000, CD4500 Test by: Truth table sequence table comparison ZIF: 28 pin DIP ZIF sockets Display: LCD with 16 characters per line, two lines Test Pins: 14 to 24 pins Power: 9V battery (included) Weight: 1 lb. Size: 6. 3" x 4. 3" x 1. 8" Device Supports: 74 series: 7400 7401 7402 7403 7404 7405 7406 7407

recommended 9V wall power supply(power Jack)

Operation Voltage: DC: 0 ~ 40KV

no need of manual operation any more

It has a dual display: The main display 80000 counts

Continuity Buzzer <30Ω

The M3TB32 is the mating terminal block for this module

LED indicators for series and parallel operation

CMOS: <30%Vcc ±10% HI blinking intensity

Color LCD)

built-in help system

LO blinking intensity

5 – 15 V DC