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H
handsome
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Today at 9:24 AM
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H
handsome
replied to the thread
Switched mode power supplies vs Buck converters
.
The advantage of an SMPS is that you don't have any low frequency interference. In a linear supply that is around mains frequency 50Hz...
Tuesday at 8:16 AM
H
handsome
replied to the thread
Codename Revolver
.
Yip, feedback resistances are R11 and the output resistance of the 12AT7
Tuesday at 8:03 AM
H
handsome
replied to the thread
Codename Revolver
.
Well done @Ajay-L a testament to your considerable skills!
Sunday at 2:02 PM
H
handsome
replied to the thread
Test Gear
.
I didn't mention the price - I have replaced it with a QA403 so surplus to my needs - message me if you are interested :)
Jun 18, 2024
H
handsome
replied to the thread
Test Gear
.
I have a Quant Asylum QA401 for sale - designed for audio and can measure power, distortion (-108dB) frequency response, signal to noise...
Jun 17, 2024
H
handsome
replied to the thread
AVO Valve Tester/Characteristic Meter photos
.
https://www.dos4ever.com/uTracer3/uTracer3_pag0.html https://www.essues.com/etracer/
May 13, 2024
H
handsome
replied to the thread
Do you power condition?
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Yeah it even creeps in when i use the analyser with a laptop on battery - insidious!
May 6, 2024
H
handsome
replied to the thread
Do you power condition?
.
If you running an inverter it ain't good. I have a Deye 5kW inverter and it generates a nasty spike at ~16kHz and a spray of harmonics...
May 6, 2024
H
handsome
replied to the thread
REW Measurements of AlleyCat's Room- Take 2
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Get a Behringer DEQ2496: very cheap and because it has optical ins and outs so you needn’t use its ADCs or DACs
Apr 21, 2024
H
handsome
replied to the thread
Adding LED lighting to valves
.
Octal bases have a ‘key’ protruding from the middle of the base not sure you would want to remove that, but you can - I know because I...
Apr 15, 2024
H
handsome
reacted to
adie's post
in the thread
Joke for the day
with
Like
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Apr 12, 2024
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