Mcintosh MR 71 DATASHEET

MR 71 McIntosh

FM STEREO TUNER The Compendium

FRONT PANEL: Glass and anodized gold aluminum panel. Illuminated tuning dial.

Electron ray tube MULTIPATH indicator. Illuminated SIGNAL STRENGTH meter. STEREO MPX
light. Illuminated TUNING meter. Tuning control. 7 VOLUME control. MODE

SELECTOR switch: STEREO AUTO, MONO or POWER OFF. AUTO FREQ CONTROL: MIN to MAX.
MUTING switch: IN or OUT. PANLOC buttons.

BACK PANEL: TP2 scope output. MUTING ADJustment. OUTPUT ADJustment. LEFT & right

AUDIO OUTPUTS: 2.5V fixed and 2.5V FRONT PANEL CONTROLLED. 75 OHM FM ANTENNA input.

Screw terminals for 300 OHMS FM ANTenna. Power cord. FUSE. Unswitched AC outlet.
Panloc mounting.

TOP PANEL: PILOT LIGHT INTENSITY: DIM or BRIGHT.

FM SECTION: Sensitivity 2.5uV. Response 20-20kHz within 0.5dB. Distortion less than

0.5%. Capture ratio 1.5dB. Image rejection better than 70dB. Five IF stages. Two
limiters. Separation 30dB. SCA rejection 50dB.

TUBES: 6DS4, 12AT7, 6BN4A, 4-6AU6, 6CS6, 6HU6/EM87, 6BN8, 2-6BL8, 6U8,

12AU7. Solid state rectifier.

© 2007 VintageMac – Larry Hodson Rev.107 Page 1 / 2

MR 71 McIntosh

FM STEREO TUNER The Compendium

MR 71 - Sold from November 1963 - 1968. S/N: 10B01~99B99 & 1U001~1U217

(9,214 UNITS)

Size 5-7/16"H, 16"W and 13"D behind panel. Weight 27 lb. $399.00

© 2007 VintageMac – Larry Hodson Rev.107 Page 2 / 2