75+

75+

Quadraphonic Receiver (45 watts x 2 | 18 watts x 4)

Sold from 1973 until 1975

Made in: USA

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Product Specifications

MSRP U.S.
$439.95 each
Dimensions (H x W x D)
5 x 16-5/8 x 15
Sensitivity
FM – 2.0 microvolts, IHF
Sensitivity
AM – 200 microvolts/meter
Signal-to-Noise Ratio
70dB
Capture Ratio
FM... 2.5dB
Image Rejection
-50dB
Spurious Response Rejection
-78dB
Multiplex Separation
35dB
Total Harmonic Distortion
MONO – 0.6%
Total Harmonic Distortion
STEREO – 0.7%
AM Rejection
FM... -50dB
SCA Suppression
Totally inaudible
IF Rejection
Better than 55dB
Selectivity
Better than 34dB
Amplifier Power (RMS)
2 CHANNEL – 45 watts/ch @ 8 ohms (20 – 20kHz < 0.5% THD)
Amplifier Power (RMS)
QUAD – 4 x 18 watts
Power Bandwidth
<10 to beyond 40kHz @ 8 ohms
Total Harmonic Distortion
< 0.5% @ any power rating from .1 watt to full power
Transient Intermodulation Distortion (TIM)
< 0.15% @ rated output
Damping Factor
40...1 @ 4 and 8 ohms
Frequency Response
from below 4Hz to beyond 70kHZ, +/.5dB @ normal power lvls from below 1Hz to beyond 100kHZ, ±1dB @ normal power lvls
Square Wave Tilt
<10% @ 20 Hertz
Rise Time
SQUARE WAVE – Better than 2 microseconds
Stability
absolutely stable with any type load
Phono Overload
>75+ millivolts
Tone Controls
BASS – ± 12dB @ 50Hz
Tone Controls
TREBLE – ±10dB @ 10kHz

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