Forum: uk.rec.audio (General Audio and Hi-Fi)
December 15th 09, 08:27 AM Posted to uk.rec.audio,rec.audio.tubes
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Replies: 98
Views: 5,536
The price of valves
On Dec 14, 11:49*pm, (Don Pearce) wrote:
Interesting insight into the way things were in the 60s - I've just
been reading a Wireless World from November of that year. Valves
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
July 19th 09, 02:50 PM Posted to uk.rec.audio
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Replies: 75
Views: 6,588
Dave Plowman = Nutcase
Phil Allison wrote:
"Dave Plowman ( Nutcase ) "
I've ordered a SM 58, will be interesting to compare.
The SM 58 is one of the most over-rated mics ever.
** On the contrary -...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
July 16th 09, 08:54 AM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 0
Views: 1,428
Leak amplifier TL12 for sale.
Hi all, a UK gentleman emailed me about a Leak amp system he wants to
sell.
His email to me was........................
Dear Sir
I am a electronics engineer here in the U.K. And i...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 16th 08, 10:34 AM Posted to uk.rec.audio
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Replies: 12
Views: 927
Steam Radio
David Looser wrote:
Leafing through my copy of "The Practical Telephone Handbook" (1912
edition) - as one does - I came across the description of a transmitter for
"Wireless Telephony". It...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 5th 08, 08:38 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
Marky P wrote:
On Wed, 1 Oct 2008 10:42:53 +0100, "David Looser"
wrote:
"Patrick Turner" wrote in message
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 2nd 08, 09:36 AM Posted to uk.rec.audio
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Replies: 13
Views: 3,221
I have a valve amp and I am clueless
Andy Evans wrote:
In that case, if there is a tap on the OPT to give a load match to 3
ohms, the Rout without NFB will be 1 ohm, and loads below 4ohms nominal
will be tolerated OK.
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 2nd 08, 09:28 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
Phil Allison wrote:
"Patrick Turner"
Indeed, and I forgot these valid points in my last post.
I think the OP mainly wanted the C value.
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 1st 08, 10:17 AM Posted to uk.rec.audio
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Replies: 13
Views: 3,221
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 1st 08, 10:05 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
Don Pearce wrote:
Phil Allison wrote:
"Don Pearce the Geriatric Fool "
For a quick and dirty test, just connect a multimeter on the ohms range.
The needle should flick...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 1st 08, 09:50 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
Phil Allison wrote:
"Don Pearce the Geriatric Fool "
For a quick and dirty test, just connect a multimeter on the ohms range.
The needle should flick across to short circuit, then...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 1st 08, 09:40 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
Phil Allison wrote:
"Marky P"
Is it possible to test capacitors reliably without a capacitance
meter?
** No * ONE * test ( or cap tester) will establish that a capacitor is
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
October 1st 08, 09:34 AM Posted to uk.rec.audio
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Replies: 36
Views: 2,088
Testing capacitors
David Looser wrote:
"Marky P" wrote in message
...
Hi,
Is it possible to test capacitors reliably...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
September 2nd 08, 03:34 PM Posted to uk.rec.audio
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Replies: 30
Views: 2,073
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Forum: uk.rec.audio (General Audio and Hi-Fi)
September 1st 08, 03:08 PM Posted to uk.rec.audio
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Replies: 30
Views: 2,073
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Forum: uk.rec.audio (General Audio and Hi-Fi)
September 1st 08, 03:03 PM Posted to uk.rec.audio
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Replies: 30
Views: 2,073
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Forum: uk.rec.audio (General Audio and Hi-Fi)
September 1st 08, 02:50 PM Posted to uk.rec.audio
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Replies: 30
Views: 2,073
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Forum: uk.rec.audio (General Audio and Hi-Fi)
August 31st 08, 02:27 PM Posted to uk.rec.audio
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Replies: 30
Views: 2,073
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Forum: uk.rec.audio (General Audio and Hi-Fi)
August 29th 08, 11:12 AM Posted to uk.rec.audio
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Replies: 60
Views: 3,484
rca phono - 4 pin DIN
Serge Auckland wrote:
"Jim Lesurf" wrote in message
...
In article , Dave Plowman (News)
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
August 29th 08, 11:05 AM Posted to uk.rec.audio
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Replies: 60
Views: 3,484
rca phono - 4 pin DIN
Phil Allison wrote:
"Serge Auckland"
The Shure V15II and III have a little brass tag which links the can to the
left ground connection. If the arm has a metal headshell and...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
August 27th 08, 05:15 PM Posted to uk.rec.audio
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Replies: 44
Views: 2,147
Do all capacitors sound the same.
Eeyore wrote:
Nick Gorham wrote:
This might be of interest
No they don't. But only crappy ones.
High-K ceramics are fabulously non-linear. Med-K ones are only slightly
better....
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 5th 07, 12:13 PM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 29
Views: 1,568
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 3rd 07, 01:07 PM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 36
Views: 2,035
Keeping PSU noise out of inputs
Don Pearce wrote:
On Mon, 03 Dec 2007 12:41:34 +0000, Nick Gorham
wrote:
Assuming that the decoupling is done with zero ESR caps, and there is no
inductance in...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 3rd 07, 01:01 PM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 29
Views: 1,568
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 3rd 07, 12:52 PM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 36
Views: 2,035
Keeping PSU noise out of inputs
Ian Thompson-Bell wrote:
Nick Gorham wrote:
Ian Thompson-Bell wrote:
Nick Gorham wrote:
Ian Thompson-Bell wrote:
Don't forget this is a mic pre not a...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
December 3rd 07, 12:51 PM Posted to rec.audio.tubes,uk.rec.audio
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Replies: 36
Views: 2,035
Keeping PSU noise out of inputs
Ian Thompson-Bell wrote:
Nick Gorham wrote:
Ian Thompson-Bell wrote:
Don't forget this is a mic pre not a power amp so current draw is less
than 10mA and as its class A it...
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