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bap8guy | Heathkit IN3117 unit 3 @bap8guy | Uploaded May 2014 | Updated October 2024, 22 hours ago.
This is my 3rd Heathkit IN3117 refurbishment. I will show you the "workings" of the decade box, show the replaced resistors (new ones are 3watt units, hand selected 1%), tolerance check the unit, and finally give you the over view of the assembled exterior.
Heathkit IN3117 unit 3Tektronix 2235 an/USM-488 100Mhz Dual Trace OscilloscopeKemo VBF 8, A dual Elliptical 90db/octave, .01Hz to 99.9Khz Range10Mhz 3 8Ghz RF Power MeterHP5381A Unit 8 - 80Mhz Frequency CounterQW-MS305D DC Power Supply 30v 5A SupplyMicronta 10meg MultimeterBK1540 40Mhz Dual Trace, Dual Time Base, Delayed Sweep OscilloscopeAN272U 5 Watt Audio Power Amplifier IC Test CircuitHP461A Wideband PreamplifierESI DV411 Precision 5 Decade DC Voltage Divider  - unit3 bleader 823A unit 4

Heathkit IN3117 unit 3 @bap8guy

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