Output tube: Psvane WE300B

Driver tube: Western Electric 437A

Tube Rectification

Output transformer: Tamura amorphous core

Interstage transformer: Tango

Power supply choke: Tango

Pure silver wiring for signal path

Power output: 4W

Output Impedance: 4, 8, or 16 ohm

Frequency response: -1dB @ 20Hz, -0dB @ 20kHz

120VAC or 230VAC 50Hz/60Hz

Dimensions: 8.5W  x 18.25L x 5H Inches (chassis only)

Weight: 42 lbs each

Price: $28000 USD /Pair

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M-300B

Single Ended Triode Monoblock Amplifiers