2013年6月13日 · I'm considering trying some PCC88 tubes in my preamp as an alternative to the 6N23P tubes I'm more used to. I've been a bit unlucky w the 6N23P ones I've tried recently, …

2018年4月13日 · They are not drop-in replacements - the PCC88 needs 7V at the filament, the 6922 / ECC88 is a 6.3V filament tube. You can use them, but they will be out of specification. I …

2019年5月27日 · I have an EAR 912 pre amp. I upgraded it with Tunsgram PCC88 nos tubes in the line stage and Mullard PCC 88 nos tubes in the phono stage. I also replaced the signal …

2013年6月13日 · Check the filament voltage. If it is close to 6.5V you should be able to use the PCC88 . Conrad Johnson did it for the version 2 of the GAT. You can easily get good …

2014年7月28日 · Looking at buying a quad of Telefunken PCC88 tubes from Watford Valves. Well, if the Utopia comes back sorted, I'll have three flavours of tubes to try in it, these Teles, …

2022年8月28日 · It's basically a dual mono configuration in a single chassis using 2 PHILIPS PCC88 tubes for each channel , CJD TEFLON caps and VISHAY resistors. It's not every day …

2013年12月18日 · The unit uses four PCC88 (7DJ8) tubes. Except for the one volt difference in filament voltage, these are the same as the ECC88/6922/6DJ8 and can be substituted with no …

2019年12月24日 · Used Telefunken PCC88 and Tesla PCC88. Tried some Siemens. None could help it. The phono stage is the same, basically boring to listen to. Tried it with quite a few solid …

2022年8月28日 · Yes, the Phillips pcc88 tubes are the ones that JF has specifically selected for the Art88 design. His previous design on the GAT series also used these tubes but some …

2012年5月21日 · As a UK owner of a GAT Series 2 preamp, mine came supplied with Philips PCC88/7DJ8 tubes, whereas the original GAT used 6922's. I have owned my GAT2 since …