
MAC 4100 McIntosh
AM-FM STEREO RECEIVER The Compendium
FRONT PANEL: Anodized aluminum panel. Meters: TUNING and SIGNAL STRENGTH. LED
POWER LEVEL columns in 10dB increments from 0.1W to 100W and POWER GUARD lights.
Illuminated tuning dial. Indicator lights: AUX 1, AUX 2, AM, FM, PH 1, PH 2. AFL light. FM
MPX light. Tuning control. 7 TAPE 2: IN and OUT jacks. INPUT SELECTOR: AUX 1, AUX 2,
AM, FM, PH 1, PH 2. Push switches: MONITOR TAPE 1 and TAPE 2, TAPE COPY T1→T2 and
T2→T1, MONO, FM MUTE, SPEAKERS 1, 2 and 3. POWER: ON or off. EQUALIZER FREQUENCY
controls: 30, 150, 500, 1500 and 10k. LOUDNESS: FLAT to MAX. BALANCE. VOLUME.
HEADPHONES jacks 1 and 2. Handles.
BACK PANEL: AC outlets: 2 SWITCHED, 1 UNSWITCHED. Power cord. MAIN FUSE. Ú
TURNTABLE section: 2 UNSWITCHED AC outlets (TURNTABLE auto-on), switch: AUTO or
MANUAL, FUSE. Ú Built-in ferrite loopstick. ANTENNA section: push terminals for
external AM, GrouND, 300 Ω FM. 75 Ω FM ANTenna coax input. Ú Left and Right output
push terminals: SPEAKER 1, 2 and 3. Ú Left and Right JUMPERs: POWER AMP IN and
PREAMP OUT. RECORDER: TAPE 1 IN and OUT, TAPE 2 IN and OUT. Ú SCOPE outputs: TP 1
(VERTical) and TP 2 (HORizontal). GROUND binding post. INPUTS: PH 1, PH 2, AUX 1, AUX 2.
AM SECTION: Sensitivity: 75uV IHF. S/N: 45dB IHF. Distortion: 1%. Response:
3500Hz @ -6dB. Adjacent Channel Selectivity: 30dB IHF. Image Rejection:
65dB.
FM SECTION: Sensitivity: 2uV (11.2 dBF) IHF. S/N: 70dB IHF. Distortion: 0.38% in
Stereo. Response: 20-15kHz (+0 -1dB). Capture Ratio: 1.8dB. Selectivity:
75dB IHF. Spurious Rejection: 90dB IHF. Image Rejection: 80dB IHF. Stereo
Separation: 45dB. SCA Rejection: 60dB.
© 2007-2015 VintageMac – Larry Hodson Rev. 114 Page 1 / 2
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