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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[AMPS\]Plate\s+choke\s+at\s+the\s+antenna\s+end\s+instead\?\s*$/: 4 ]

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1. SV: [AMPS]Plate choke at the antenna end instead? (score: 1): Author: Peter_Chadwick@mitel.com (Peter Chadwick); Date: Mon, 13 Mar 2000 11:27:35 -0000; antenna This appeared in Pappenfus' book back in 1964, and I started that discussion in a letter to Pat many years ago now. The problem is that the tuning caps now have to be rated for at least twice; /archives//html/Amps/2000-03/msg00618.html (10,165 bytes)
2. SV: [AMPS]Plate choke at the antenna end instead? (score: 1): Author: wc6w@juno.com (Radio WC6W); Date: Mon, 13 Mar 2000 12:10:16 EST; Hi Hans & Peter antenna resonance discussion caps them. to There is an article by Wayne Cooper in 73 Magazine, August 1965, pp. 18-21 which shows that connection in a small KW amp. The author apparen; /archives//html/Amps/2000-03/msg00634.html (14,167 bytes)
3. SV: [AMPS]Plate choke at the antenna end instead? (score: 1): Author: bearl@ozemail.com.au (cd); Date: Tue, 14 Mar 2000 11:48:25 +1100; See the excellent CWAZ filters by W3NQN in the new edition of the Handbook, it offers 60 db attenuation of the second harmonic. It offers much greater performance than the 7 element chebyshev design.; /archives//html/Amps/2000-03/msg00642.html (10,220 bytes)
4. SV: [AMPS]Plate choke at the antenna end instead? (score: 1): Author: Peter_Chadwick@mitel.com (Peter Chadwick); Date: Tue, 14 Mar 2000 09:10:00 -0000; much >greater performance than the 7 element chebyshev design You get about 30dB of second harmonic attenuation in a pi with Q =12, another 30dB is all you need at the most. This means a fairly simpl; /archives//html/Amps/2000-03/msg00654.html (8,498 bytes)

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