To: | [email protected] |
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Subject: | Re: LF: SWR-off topic |
From: | "M. J. Powell" <[email protected]> |
Date: | Sun, 16 Jan 2005 21:22:00 +0000 |
In-reply-to: | <000401c4fb13$98ef8180$f8ce28c3@erica> |
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In message <000401c4fb13$98ef8180$f8ce28c3@erica>, g3ldo
<[email protected]> writes
I am currently updating some of the antenna material in the RSGB Radio Communications Handbook. I have a question about SWR meters. In my early days of amateur radio I didn't have an SWR meter. I obtained some idea of antenna/feeder mismatch by using a multiple of half wavelength of coax and measuring the antenna feed Z using the Pi output capacitor (suitably calibrated) of the transmitter. At about the same time I was a RADAR technition in the RAF. When a magnetron was replaced on 3cm equipment (H2S) Wasn't H2S 10cm equipment? Mike J.Powell |
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