tag:blogger.com,1999:blog-2098337119765190876.post4410001279659710645..comments2024-03-27T08:32:07.312+01:00Comments on VinylSavor: Tube of the Month : The 71AVinylSavorhttp://www.blogger.com/profile/03255472557028244395noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-2098337119765190876.post-73780243791652464612023-12-04T08:23:52.539+01:002023-12-04T08:23:52.539+01:00NoNoAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-2098337119765190876.post-23359161961025245302023-12-04T02:53:33.452+01:002023-12-04T02:53:33.452+01:00Is there an equivalent which is more available?Is there an equivalent which is more available?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-2098337119765190876.post-61205751970803396322023-04-04T16:37:06.057+02:002023-04-04T16:37:06.057+02:005v cell phone chargers ( NiCad battery packs) are ...5v cell phone chargers ( NiCad battery packs) are now available with plenty of current capacity to power 71A filaments for several hours. just recharge the battery pack, and ready to go for another listening session.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-2098337119765190876.post-13516519832070077452021-12-31T03:44:15.471+01:002021-12-31T03:44:15.471+01:00Early radios were battery powered and for those th...Early radios were battery powered and for those the low filament current was helpful. You can power any amp with a battery but the question is why would you want to. I don't see a benefitVinylSavorhttps://www.blogger.com/profile/03255472557028244395noreply@blogger.comtag:blogger.com,1999:blog-2098337119765190876.post-17400230362927098922021-12-30T15:55:14.894+01:002021-12-30T15:55:14.894+01:00I have only recently started collecting ancient tr...I have only recently started collecting ancient triodes. I am behind all you guys. You mention batteries so with the major advances in battery tech what is the possiblility of using them as power supplies? My speakers are 107db1w1m so I can get down with the fleas.Iainhttps://www.blogger.com/profile/09967865449015200268noreply@blogger.com