The GC will respond to the Hz modulation at 5 or 10 MHz but not 15 MHz. Using the Rigol scope on the LO transistor, Q shows strong oscillation at 5 10 Mhz but very weak oscillation at 15 MHz. DC checks of the crystal selection circuitry does not show any obvious problems. Guessing that the problem might be: (1) crystal that's not. The Heath kit GC Most Accurate clock (well, mostly anyway). Power supply reliability upgrade information. Here's how to do it, and it's pretty easy too! The Heathkit GC clock was the first consumer-grade digital clock offering disciplined accuracy performance by means of radio reception. This remains one of the most sought after Heathkit items on eBay. With the RS port it consistently sell for over $ GC W/RSC software ZIP format: GC Assembly/Operation manual megs (part number ) GC Illustration booklet megs (part number ) GCH.
This is the manuals page for Heathkit. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. If you have some stuff that not is listed here you can donate this by contact www.doorway.ru Note that there is a limit to the number of files you can download. This remains one of the most sought after Heathkit items on eBay. With the RS port it consistently sell for over $ GC W/RSC software ZIP format: GC Assembly/Operation manual megs (part number ) GC Illustration booklet megs (part number ) GCH. the frequency to either Hz or hz. Much easier to adjust than Heath's method. (In talking to the techs at Heath, they recommend this method over that in the manual). Caps and everything were ordered from Digikey for about $10 total. 7.) I added a MOV and auF 1KV cap on the AC input to help line noise rejection and spike.
Heathkit Schematic and Manual Archive. Complete manual: MB: GCH: Most Accurate Clock Complete manual: MB: GC Electronic Clock Complete manual. The GC will respond to the Hz modulation at 5 or 10 MHz but not 15 MHz. Using the Rigol scope on the LO transistor, Q shows strong oscillation at 5 10 Mhz but very weak oscillation at 15 MHz. DC checks of the crystal selection circuitry does not show any obvious problems. Guessing that the problem might be: (1) crystal that's not. A new take on the classic FranLab Viewer Mail ~ Mini Mail! Not your usual 90 minute feature length mail but a bite sized version. Trying it on for size. D.
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