marantz123's latest activity

@marantz123 Yes, it was for the same project, thank you very much for your advice, it was always top of mind. It was indeed quite a...

This EL34 single-ended valve amplifier has been a labour of Love for me, my very first one. I handcrafted it using the best components I...

@Ajay-L stunning work!! Finishing copper to that extent is extraordinary!! I recall a thread where we discussed copper and other metals...

And the night before... (not home at the moment).

Lazy Saturday. Amazing album.

An old classic for the morning

What could work is making an alignment tape... Recording a known/measured generated frequency (eg 1khz /5khz / or a series set of...

Just a general notice of awareness, this is a controversial topic, please report any content that's out of order. Participate...

@cam083gp don't worry about availability of tubes, there's plenty available, except more rare or sought after types, and pricing varies...

No writing on the tubes but found some additional references to what @fredeb said above. ECC88, 6DJ8 etc...

Tubes pictured above are the Russian 6N23P , the Russian equivalent of ECC88 , highly regarded these days .

I don't know. I'll remove the top cover & confirm what I can see later today

@cam083gp what tubes are in there currently?

Listen to it... If it sounds great then tubes are fine... as a starting point.

05/28 Update Has been a slow week - some things take time in this neck of the woods. Found a local engineering shop to do the alu CNC...