HT Spark

Monday, 27 May 2013

Eagle Transistor tester TT145

For testing Transistors both PNP & NPN transistors, measuring current gain, Alpha, Beta & Ico

may also be used to test diodes, forward & reverse

better suited to long lead devices,

Power:- internal 9V battery, PP3 range

Internal :- resistor bank with meter and appropriate switching

Test connection:- via 4mm plug lead set or “push in” type connector,

Made by:- TTC Quality Electronics

Country:- Japan late 60;s early 70's

Product manual

Brand:-also branded as TTC C3022 & Alcron 22

Now modified for testing SMT transistors

Source:- My own collection
Purchased from Drayton Manor Rally 1980's

Eagle K200 (Field effect transistor) FET VOM

FET VOM. K-200 - Kyoritsu, Tokyo

Ranges:
DC volts 0–1000 V;
Direct current : 0–300 µA, 0–300 mA;
AC voltage: 0–1000 V;
Max 0–2800 V;

dB -25,2 +62 dB , 0 dB = 1 mW into 600 Ω

Alternating current (AC ): 0–300 µA, 0–300 mA;
:Resistance measurement 0–500 MΩ 7 Ranges

Brand:- Eagle also branded Kyoritsu. Both marked with model number K-200

These were made in Japan around 1970

condition :-Working fine little used

Source:- My own collection
Purchased from Wythall Rally 00's

Eagle SG70 Signal Generator

Up to 500 MHz in six bands, higher with harmonics

Facility for internal or external modulation

Facility for external Crystal

220 - 240 Volts AC supply.

Two valves 12BH7 Similar to EEC81 series) 6AR5 (Similar to 6AQ5)

HT rectifier is a Silicon Rectifier.,

These were made in Japan around 1970.

I now use this just for testing Crystals

Circuit for the Eagle SG70

Source:- My own collection
Purchased from Wythall Rally 00's