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Aphex 612 Expander Gate service manual
Does anyone have the service manual of the Aphex 612? I can find the one of the 622 but they're different so if anyone can help it would be great
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Blackstar HT-1R mkII schematic
Does anyone have the Blackstar HT-1R mkII version schematic? I have found the previous version but the numbering of the components on the pcb is totally different...
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Thanks g1, I'll try
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Yes, I asked Blackstar for it but they don't send schematics to users for safety reasons and I can't find it anywhere with google search
Does...
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Yes, the jack is fine. You can check the schematic (mkI) here,...
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Blackstar HT-1 mkII problem with headphones
Hi there!
I'm trying to repair a Blackstar HT-1R mkII but too much SMT in there. The problem is that when I insert the headphones jack it doesn't...
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No, I have the same measurements even with a new TIP31 there! The two diodes in series are not shorted too and I measure with my meter around 470R across...Last edited by spy; 02-12-2021, 07:19 AM.
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Yes, you can't find an exact replacement with the tap for the bright cap but if you need to replace it just use a common 1M log DPDT push pull pot and put...
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Ok, I have replaced all the fried parts and the double diode (stabistor) with two 1N4148 and the amp is on the bench for measurements! I powered it up and...Last edited by spy; 02-11-2021, 01:14 PM.
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With the covid issue I'm mostly at home so I have some free time now. I'll try to fix this amp but I'll need some help. Can anyone help me out with the trimmer...Last edited by spy; 12-07-2020, 02:38 PM.
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I'll try that .001 but I think I'll stick with something larger like .01
So true tedmich!
Adding, though, a stage is a pretty...
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I'm resurrecting the thread as I'm into Dookie mod these days and these schematics are the cleanest I found. Is this an orange drop .001u coupling cap between...Last edited by spy; 04-22-2020, 12:59 PM.
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Unfortunately I didn't find it and I remember I did a complete service on this amp. Full recapping etc.
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Did you fix it JerkyPudding? Do you still have the amp?
I'm working on the same amp but some parts are fried and can't read the values. Also,...Last edited by spy; 03-17-2020, 05:57 PM.
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Hi! The links of the schematics are not working. Can anyone upload them again? Or pm them? I need to repair a LSS
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I didn't check the dc voltages as the noise is very random and not for a long time but I'll try to do it.
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EKO SC800 solid state amp crackles
I serviced an old EKO solid state guitar amp and it has this unusual problem. It crackles in random time. Sometimes it's loud and sometimes it's like radio...
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