Marantz Model 7c Preamp

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Front View Rear View - Note that panel is not stock - input jacks replaced by owner EBay Auction #149682576 Date: August 20th, 1999 Interior chassis view, from top EBay Auction #496987957 Date: November 13th, 2000 Service Manual EBay Auction #1212095746 Date: February 2nd, 2001

General Rarity Rare Retail Price 285 Designed in USA Manufactured In USA First Year 1960 Last Year 1966 Quantity Manufactured 30,000 Wood Case WC-1,WC-2 Blue Face Yes Channels Two Tube Design Yes Tube Count 6 AC Switch Yes Fusing Rear panel, buss Switched AC Outlets Five Unswitched AC Outlets One

Preamplifier IMD .01% Multiple Bass Adjustments One per channel, 3 dB/step Multiple Treble Adjustments One per Channel, 3 dB/step High Filter 9 kHz or 5 kHz Low Filter 50 Hz or 100 Hz Gain Control Yes, -90 dB to 0 db +/ 2 dB tracking Mono R, L, R+L Channel Reverse Yes Balance Yes Hum and Noise -80 dB, hum > -80 dB Frequency Response 20 Hz to 20 kHz +/- 1/2 dB Rated Output Level 2 v RMS Maxiimum Output Level 10 v RMS (.1% IM)