HK 450

HK 450

Stereo Receiver (30 watts x 2)

Vendido desde 1978 hasta 1980

Producto predecesor: TA 600
Producto sucesor: HK 740

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Specifications

MSRP U.S.
$349.95 each
Dimensions (H x W x D)
5-15/16(w/ feet) x 16-3/4 x 16(w/ knobs & AM loop)
Usable Sensitivity
FM MONO – 2.3uV (13.2dBf)
Quieting Sensitivity
MONO – 3.3uV (16.1dBf)
Quieting Sensitivity
STEREO -42uV (38.3dBf)
Signal-to-Noise Ratio
FM – -70dB
Capture Ratio
FM... 1.5dB
Alternate Channel Selectivity
AM... 35dB
Alternate Channel Selectivity
FM… 67dB
IF Rejection
-90dB AM – -45dB
AM Rejection
FM... -60dB
Stereo Separation
45dB @ 1kHz
Total Harmonic Distortion
FM MONO – 0.12% 1kHz, 100% modulation
Total Harmonic Distortion
FM STEREO – 0.20% 1kHz, 100% modulation
Frequency Range
FM – DC = 90kHz, -3dB @ detector output
Sensitivity
AM... AM – 300uV/m
Selectivity
AM – -40dB
Image Rejection
AM – -50dB
Amplifier Power (RMS)
30 watts per channel @ < 0.08% THD primarily low order harmonics @ 8 ohms from 20 – 20kHz DIN 45500 – 34.5 watts @ 8 ohms
Power Bandwidth
HALF POWER – 10Hz – 100kHz into 8 ohms
Frequency Response
below 1Hz – 120kHz, -3dB @ rated output
Total Harmonic Distortion
0.05% primarily low order harmonics (1kHz @ rated output)
Transient Intermodulation Distortion (TIM)
0.08% @ rated output
Transient Intermodulation Distortion (TIM)
0.03%
Slew Rate
60 volts / u sec
Rise Time
SQUARE WAVE – better than 2.5usec @ 20kHz
Square Wave Tilt
<5% @ 20Hz
Negative Feedback
30dB
Damping Factor
> 30 @ 8 ohms
Hum and Noise
PHONO --86dB A-WTD
Hum and Noise
AUX & RES – -100dB A-WTD
Input Sensitivity
PHONO – 2.4mV AUX -170mV
Input Impedance
PHONO – 47k ohms
Phono Overload
>100mV
RIAA Equalization
±1dB

Stereo Receiver (30 watts x 2)

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