Heath Schlumberger solid state frequency counter, model SM-105 (labeled SM-105A / SM-104A on reverse). Manufactured by Heath Co. in Benton Harbor, Michigan. Features a digital readout display, kHz/MHz selector switch, BNC input jack rated for 50V max, and attached power cord. Rear label indicates 120/240 VAC, 50/60 Hz, 12 Watts. Powers on, otherwise untested. Location: AA
Heath Schlumberger SM-105 Solid State Counter
Heath Schlumberger solid state frequency counter, model SM-105 (labeled SM-105A / SM-104A on reverse). Manufactured by Heath Co. in Benton Harbor, Michigan. Features a digital readout display, kHz/MHz selector switch, BNC input jack rated for 50V max, and attached power cord. Rear label indicates 120/240 VAC, 50/60 Hz, 12 Watts. Powers on, otherwise untested. Location:…
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- Location
- Chessapeake, Virginia, United States (US)
