(!!!) (BEST PAIR #3) 47 RCA branded ARCTURUS NOS 1940's (40ma and 40.2ma) Hot on Sale
Original price was: $69.99.$41.99Current price is: $41.99.
(!!!) (Best Pair 1957) 5Z3G RCA NOS 1957 in gold colored boxes slightly tilted glass (59-60/40 and 60-60/40) For Sale
Original price was: $89.99.$36.00Current price is: $36.00.
Original price was: $31.99.$19.19Current price is: $19.19.
(!!!) (Best Pair 1946) 56 Sylvania black plate NOS 1946 (5.4ma and 5.7ma) (same Gm)
1 pair) 56 Sylvania black plate NOS 1946
1 tube) 5.4ma Gm=1500
1 tube) 5.7ma Gm=1500
Matched on Amplitrex
Vplate=250V
Vgrid=-13.5V
Good Ma range = 4.5 – 5ma
Good Gm range = 1300-1400
(76=Type 56 with a 6.3V Filament and also is similar to type 37)
UX-5 pin socket
– Tube Audio Lab FF preamp
– Korneff preamp
We accept returns on non-sale items that are in original packaging, unused, and unwashed within 30 days of receipt. Please follow our returns/exchanges process below. If items do not meet our requirements for return, they will be shipped back to you in lieu of a refund. Shipping and handling charges are non-refundable (exceptions may apply).
Returns & Exchanges Process: If item(s) fit within our returns guidelines found in the Returns. Please allow 7-10 business days for the credit to appear on your account after your return is processed.
