Here we have a vintage Hitachi HMA6500 audio power amplifier. It has been tested and is working. Only issue is that the front panel meters need to be calibrated. Audio section in fine. I live in the Sugarhouse area. Message me for information. Best offers considered.

General

• Manufacturer: Hitachi
• Model: HMA-6500
• Type: Stereo power amplifier
• Years of manufacture: 1977 - 1980
• Made in: Japan
• Color: Silver or Black
• Remote control: No
• Power consumption: 430 W
• Dimensions: 435 (W) x 182 (H) x 404 (D) mm
• Weight: 9.4 kg
• Original price approx.: 648 DM

Connections

• Number of inputs: 1 (approx. 50kOhm input resistance)
• Number of outputs: 2 loudspeaker pair2

Technical Data

• Continuous power (at distortion factor)
• 8 Ohm: 50 W/K. + 50 W/K. (20 Hz - 20 kHz, 0.02% total harmonic distortion)
• 4 Ohm: 55 W/K. + 55 W/K. ( 1 kHz, 0.02% total harmonic distortion)
• Dynamic power
• 8 Ohm:
• 4 Ohm:
• Total harmonic distortion:
• half rated power Less than 0.003%.
• at rated power Less than 0.02%
• Attenuation factor: 50 (1 kHz, 8 ohms)
• Frequency Response:
• 5 Hz - 100 kHz (+0/-1 dB) with capacitive coupling.
• DC - 100 kHz (+0/-1 dB) with direct coupling
• Signal-to-noise ratio: Noise-to-noise ratio 115 dB (IHF, A network)
• Stereo channel separation: 80 dB (1 kHz, 8 ohms)
• Loudspeaker impedance:
• 4-16 ohms (A,B)
• 8-16 Ohm (A+B)