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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Ampliphase\s*$/: 11 ]

Total 11 documents matching your query.

1. Re: LF: Ampliphase (score: 1)
Author: "Steve Dove" <>
Date: Thu, 31 Jan 2002 16:28:01 -0500
Hi David, But remember the Ampliphase dates back to a time before the advent of a practical PWM modulator. Yes. The PWMs and latterly 'digital' modulation types put paid to the Amplis and Doherty's a
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00002.html (8,507 bytes)

2. Re: LF: Ampliphase (score: 1)
Author: "David Sparvell" <>
Date: Thu, 31 Jan 2002 21:58:19 +0100
Sorry about what is now becoming an OT thread. On reflection, the same could be achieved very much more simply nowadays. But remember the Ampliphase dates back to a time before the advent of a practi
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00004.html (9,050 bytes)

3. Re: LF: Ampliphase (score: 1)
Author: "Steve Dove" <>
Date: Wed, 30 Jan 2002 22:08:27 -0500
Hi David, and all, There have been a few 'wet' Amplis. Big L, probably the most 'pro' of the sixties pirates, had a 'G'. The most bizarre was probably the 100kW version on RNI's 'Mebo II', which had
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00008.html (10,926 bytes)

4. LF: Ampliphase (score: 1)
Author:
Date: Wed, 30 Jan 2002 06:04:58 EST
In a message dated 1/29/02 6:03:20 PM GMT Standard Time, writes: interestingly, changing the phase to produce amplitude modulation was the approach RCA followed in the 1960's
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00015.html (8,498 bytes)

5. Re: LF: Ampliphase (score: 1)
Author: "David Sparvell" <>
Date: Fri, 01 Feb 2002 19:33:43 +0100
Caroline were interested in getting a licence for 225KHz, should be interesting from a ship...... Ah! An ideal candidate for a CFA! Talking of which, what ever happened to the "definitive" tests whi
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00315.html (10,455 bytes)

6. Re: LF: Ampliphase (score: 1)
Author: "James Moritz" <>
Date: Fri, 01 Feb 2002 15:36:01 +0000
It this Ampliphase system similar to the Chireix modulation system that I think was used by Radio Luxemburg on long wave? 73, Dick, PA0SE Dear Dick, LF Group, Apparently yes - have a look at http://w
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00317.html (8,904 bytes)

7. LF: Ampliphase (score: 1)
Author: "Dick Rollema" <>
Date: Fri, 01 Feb 2002 13:24:08 +0100
To All from PA0SE, It this Ampliphase system similar to the Chireix modulation system that I think was used by Radio Luxemburg on long wave? 73, Dick, PA0SE
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00318.html (8,137 bytes)

8. Re: LF: Ampliphase (score: 1)
Author: "John Rabson" <>
Date: Fri, 01 Feb 2002 11:36:35 +0100
... 4.5KHz cutoff filters that the EBU compliant broadcasters used. What was the specification of those filters? When I was involved in starting up University Radio Essex, a licensed station, in 197
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00319.html (9,396 bytes)

9. Re: LF: Ampliphase (score: 1)
Author: "Johan Bodin" <>
Date: Fri, 1 Feb 2002 09:01:58 +0100
ding-ding Aah... Makes me sooo nostalgic... 259 de Johan SM6LKM
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00320.html (8,548 bytes)

10. Re: LF: Ampliphase (score: 1)
Author: "Andre Kesteloot" <>
Date: Thu, 31 Jan 2002 18:28:37 -0500
[...] Remember the Ampliphase was called "The Transmitter which Broadcast Engineers loved to hate!". they were fairly easy to keep in tune on medium wave. But switching short waves bands during the
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00322.html (8,766 bytes)

11. Re: LF: Ampliphase (score: 1)
Author: "Dave Pick" <>
Date: Fri, 01 Feb 2002 00:08:52 +0100
Try www.radiocaroline.co.uk for all the info on the Ross. The first Ampliphase I met was "T3" at Daventry which used to put out the BBC Third programme on 647KHz. I bit elderly when I was there in th
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-02/msg00324.html (8,861 bytes)


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