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#1
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Does your Heathkit counter allow for the first IF frequency diifference
between the operating freq. you wish to keep track of and the VCO output freq. you will be monitoring? Scorpio "Dr.Death" wrote in message ... I want to hook a freq counter in my 148gtl. I want it to display receive as well as transmit, so the inline coax models won't do. I have an old heathkit counter that I plan to use, but am unsure where to make the connections and I am unable to find the info on the web. |
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#2
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On a sunny day (Wed, 26 Apr 2006 13:31:08 GMT) it happened "GHB"
wrote in : Does your Heathkit counter allow for the first IF frequency diifference between the operating freq. you wish to keep track of and the VCO output freq. you will be monitoring? Very long time ago (yes I am that old), in the late sixties, I made a freq counter with some nixi (neon) tubes. To measure frequency for the short wave radio, I build a small one transistor LC oscillator, tuned it so it would push away the station I was hearing, then read the frequency. That way you do not need to substract or make any connections to the radio. You could also set to a frequency and then tune the radio for that, then switch it off. One of the first receivers with digital readout :-) Even did a demo-evening for the local hams. |
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#3
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Sounds very useful.
"Jan Panteltje" wrote in message ... On a sunny day (Wed, 26 Apr 2006 13:31:08 GMT) it happened "GHB" wrote in : Does your Heathkit counter allow for the first IF frequency diifference between the operating freq. you wish to keep track of and the VCO output freq. you will be monitoring? Very long time ago (yes I am that old), in the late sixties, I made a freq counter with some nixi (neon) tubes. To measure frequency for the short wave radio, I build a small one transistor LC oscillator, tuned it so it would push away the station I was hearing, then read the frequency. That way you do not need to substract or make any connections to the radio. You could also set to a frequency and then tune the radio for that, then switch it off. One of the first receivers with digital readout :-) Even did a demo-evening for the local hams. |
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#4
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"GHB" wrote in message
. net... Does your Heathkit counter allow for the first IF frequency diifference between the operating freq. you wish to keep track of and the VCO output freq. you will be monitoring? Scorpio I'm not sure. I don't have a manual for it. It's an IM-2410 if that helps any. |
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