(!!!!) (Best Pair 1966) CV378=GZ37 Mullard NOS 1966 (51-51/40 x 2 tubes) 1% matched
$ 349.99
1 Matched Pair) CV378=GZ37 Mullard England NOS all with (XD=1966) date codes in original boxes
1 tube) 51/40 and 51/40 (XD) 1S1-B6C3
1 tube) 51/40 and 51/40 (XD) 1S1-B6D2
Test results on TV-7D/U
Recommended for
- SET amps
- Allnic H-3000 phono
- Allnic 300B SET
- Art Audio 300B amp
- Art Audio PX25 amp
See more: vacuum tube
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 (Best Pair 1966) CV378=GZ37 Mullard NOS 1966 (51-51/40 x 2 tubes) 1% matched "Pin It")