McIntosh MA 5100

Product Description

This McIntosh MA 5100 Integrated Amplifier is in very good condition with only a few minor glass spots on the left side. It plays well and sounds great. It has had a thorough cleaning and all new bulbs.

FRONT PANEL: Glass with illuminated teal/gold nomenclature and gold anodized aluminum panel. INPUT SELECTOR: AUX, TAPE, TUNER, PHONO 1, PHONO 2 and TAPE HD. Dual concentric BASS control. Indicator lights for TAPE, SPEAKER and POWER. Dual concentric TREBLE control. VOLUME.  MODE SELECTOR: L TO L+R, R TO L+R, STEREO REV, STEREO, MONO (L+R), L+R TO L and L+R TO R. Rocker switches: COMP: RIAA or LP. TAPE: NORMAL or MONITOR. PHASE: 0 or 180. HEADPHONES jack. Rocker switches: SPEAKER: ON or OFF. POWER: ON or OFF. HEADPHONES jack. Rocker switches: LF: FLAT or FILTER, HF: FLATorFILTER. LOUDNESS:NORMAL or COMPENSATED. BALANCE:LEFT, or RIGHT.

BACK PANEL: FUSE. Power cord. AC OUTLETS: 1 unswitched, 3 switched. LEFT & RIGHT SPEAKER output barrier strips (early units had two vertical terminal strips – late units had a single horizontal terminal strip). L+R GAIN CONTROL. GrouND binding post. L+R output. TAPE OUTPUTS. INPUTS: TAPE MON, AUX, TAPE, TUNER, PH 1, PH 2, TAPE HEAD.

SPECIFICATIONS: 45w/ch stereo, 90w mono. Response: 20-20kHz (+0.5 -0.5dB). Distortion: 0.25%. Noise and Hum: -75dB high level, -70dB low level re 10mV. Output Impedance: 4, 8 or 16 ohms. Damping Factor: 100. Power Amp Noise: -90dB. Input Sensitivity and Impedance: high level 0.3V at 250k, phono 2.0mV at 47k, tape head 2.0mV at 500k. Tape Output: 0.3V. Dual concentric tone controls +18dB to -18dB. LF Filter: 50Hz at 12dB/oct. HF filter: 5k at 12dB/oct. Phase Switch: 0 or 180. L+R adjustable to 6V at 5k ohms. Sentry Monitor. Direct coupled. Power Requirements: 120V at 200 Watts.

CABINET: L 12 Also fits L 11, L 52, and L 62

MA 5100 – Sold from July 1966 – July 1972. S/N: 10H01~99H99 & AA1001~AA1561 (9,370 UNITS)

Size: 5-7/16″H, 16″W and 14-1/2″D. Weight: 27 lbs.

Seriel Number 57H26