COLLECTION OF HISTORIC EQUIPMENT AND COMPONENTS
TEST & MEASURING INSTRUMENTS
OLD TEST INSTRUMENTS
EICO 430 GENERAL PURPOSE 3" OSCILLOSCOPE
SIGNAL CORPS FREQUENCY METER BC-221-AK 125 TO 20,000 KILOCYCLES
It was used in the WW2 to calibrate radio communication equipment. The heart of the BC-221 is a crystal oscillator of 1 MHz.
This is a wood cased version. Other versions were with metal case.
Every BC-221 comes with individual Calibration Book with tables covering the full range of spot frequencies.
NEW TEST INSTRUMENTS
DIGITAL MULTIMETER DT-830B
ADVICE P3030 Laboratory Regulaterd Power Supply
0-30VDC, 0-3.0A with CV and CC options
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