Isolation
Buy 2 = a precision matched pair. Buy 4 = a precision matched quad.
Model: 7300B-D
Maximum power per channel: No power supply
Origin: Mainland China
Certification: CE
Product Type: Vacuum tube, electron tube
Replacement: 300B 4300B WE300B 300BT 300BN
Application: tube amplifier, HIFI amplifier, DIY audio amplifier accessories
Note: pairing