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speedyj
28-10-2017, 16:01
Selling as part of the clear out I am having due to space issues!!

I have had this running a set of Tannoy Eatons for several months now and it sounds very good.

It was upgraded by David Coe of AD Audio https://adaudioconsultants.wordpress.com/page/2/
The upgrades as shown in the link did indeed make quite a difference in sound quality and lower background noise.


Power Output (8ohms): 38 watts per channel
Frequency Response: 20 Hz to 20,000 Hz
Total Harmonic Distortion (at rated output): 1%
Amplifier Topology: Class AB
S/N Ratio: > 90 dB

Input Sensitivity: 380 mV
Input Impedance: 250 k Ohms
Amplifier Power: 4 or 8 Ohms
Dimensions (HxWxD): 8.1”x11.9”x13.25”
Weight: 56 lbs

Review http://www.highfidelityreview.com/onix-sp3-integrated-tube-amplifier.html

No idea of real value but would like £500 as it sounds great but let me know if I am being unrealistic with pricing please.

Can deliver within 80 miles of Newmarket or can be collected but no posting as very heavy and too easily dropped and damaged.

http://imagizer.imageshack.us/v2/320x240q90/923/BRYyEH.jpghttp://imagizer.imageshack.us/v2/320x240q90/923/z424U9.jpghttp://imagizer.imageshack.us/v2/320x240q90/924/57heaQ.jpghttp://imagizer.imageshack.us/v2/320x240q90/923/VdJcjO.jpghttp://imagizer.imageshack.us/v2/320x240q90/924/1HNw8e.jpghttp://imagizer.imageshack.us/v2/320x240q90/924/21NOPP.jpghttp://imagizer.imageshack.us/v2/320x240q90/922/Wcympn.jpghttp://imagizer.imageshack.us/v2/320x240q90/924/gtUyY2.jpg

struth
28-10-2017, 16:28
Nice amp this... glws

farflungstar
28-10-2017, 16:48
Couple of questions... What valves? Push pull? There's sockets marked bypass on the rear - does this mean the passive volume can be bypassed and the amp run as a power amp?

Ok read the review so know the tubes... Bypass?

jandl100
28-10-2017, 18:54
I had one of these for quite a while - excellent sound; powerful and controlled, lots of detail.

farflungstar
28-10-2017, 19:03
Reading up on the reviews it seems to have superb low end grip - maybe a good match for Tannoys....

speedyj
28-10-2017, 19:27
Reading up on the reviews it seems to have superb low end grip - maybe a good match for Tannoys....I've been using it with a set of Tannoy Eaton's and they work very well together.

The bypass does indeed bypass the volume so you can run a pre into it.

I've used a streamer with built in pre to the bypass and a phono stage into the volume side.

Works very well.

Hard to describe but it has that extra low end grunt that valves do well whilst also having a lovely mid range for voices etc.

The work that was done opened the mids up and definitely lowered the background noise or blackness as I like to call it.

Sent from my SM-P900 using Tapatalk

farflungstar
28-10-2017, 19:41
No I'd run it as a power amp.

speedyj
28-10-2017, 20:43
No I'd run it as a power amp.That's effectively how I use it with my CA Stream magic running off the digital pre amp to the bypass input.



Sent from my SM-P900 using Tapatalk

lordmortlock
29-10-2017, 08:41
Looks like a great little amp. So is it effectively just one input as an integrated John? There must have been a couple of versions, as most of the online references show a model sans bypass and with two inputs.

Which valves does the unit come with?

ovlov854
29-10-2017, 10:07
Spec seems to indicate 6L6 valves so presumably this now uses EL34 ?

speedyj
29-10-2017, 10:17
Philips 6L6 WGB.

Firebottle
29-10-2017, 11:09
Some nice touches on the circuit http://onix.pbworks.com/f/1255454922/SP3%20Schem.jpg

GLWS :)

speedyj
31-10-2017, 16:20
Still available.

speedyj
05-11-2017, 13:32
One last bump before trying Ebay.

speedyj
02-12-2017, 13:44
Ebay is last resort so still available for a while.

farflungstar
02-12-2017, 15:46
I did some research on this and have to say am surprised it's still here.

agk
02-12-2017, 17:18
It's just hanging around to taunt me.

speedyj
05-11-2018, 18:48
This is available for sale again as I am about to go back to solid state with a Rega Brio.

It has one slightly flaky valve which will need replacing.

Looking for £400 picked up from Suffolk or can meet part way if that helps but not prepared to put this much weight in the hands of a delivery service.

struth
05-11-2018, 19:23
Only one night pic showing

speedyj
05-11-2018, 19:35
https://preview.ibb.co/hReOtL/amp2.jpg (https://ibb.co/ehtSL0)https://preview.ibb.co/ccppYL/amp1.jpg (https://ibb.co/htAJSf)

lordmortlock
05-11-2018, 21:03
Matches that deck nicely mind!

speedyj
05-11-2018, 21:09
Matches that deck nicely mind!

That it does :)