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| To: | [email protected] |
|---|---|
| Subject: | LF: Re: RX Frame Aerial for 136kc/s - still experimenting..... |
| From: | "Johan Bodin" <[email protected]> |
| Date: | Tue, 12 Nov 2002 16:30:21 +0100 |
| References: | <2D280BB697C7EE4C979C5C89925418EF368F80@TNS-FBU-2E-003.corp.telenor.no> |
| Reply-to: | [email protected] |
| Sender: | <[email protected]> |
LA8AK wrote: Not sure if it is still a point to ground the center of the tuned loop. There is no hi-z amplifier on the tuned loop that can suffer from common mode hum but you still need a low impedance DC path to GND for the varicap bias, otherwise the ever-present 50Hz hum would wobble the tuning with disastrous results. 73 Johan SM6LKM |
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