HK 3550

HK 3550

Stereo Receiver (50 watts x 2)

Sold from 1993 until 1995

Predecessor Product: HK 3500 {receiver}
Successor Product: HK 3270

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Product Specifications

MSRP U.S.
$529.95 each
Usable Sensitivity
FM... MONO – 11.7dB
Quieting Sensitivity
FM... STEREO – 37.2dB
Signal-to-Noise Ratio
FM... MONO – 78dB (@65dBf)
Signal-to-Noise Ratio
FM... STEREO – 70dB (@ 65dBf)
Capture Ratio
FM... 1.5dB
Selectivity
FM... ADJACENT CHANNEL – 5dB
Alternate Channel Selectivity
FM... 75dB
IF Rejection
FM... 80dB
AM Rejection
FM... 55dB @ 45dB
Stereo Separation
FM... 45dB @ 1kHz, 65dBf
Total Harmonic Distortion
FM... MONO – 0.1% @ 1kHz, 65dBf
Total Harmonic Distortion
FM... STEREO – 0.15% @ 1kHz, 65dBf
Sensitivity
AM... EXTERNAL ANTENNA – 25uV
Alternate Channel Selectivity
AM... 55dB
Image Rejection
AM... 40dB
IF Rejection
AM... 60dB
Continuous Average Power (FTC) per Channel (stereo mode)
8 ohms... 50 W @ < 0.09% THD (20Hz – 20kHz) both ch
Continuous Average Power (FTC) per Channel (stereo mode)
4 ohms... 55 W @ <0.3% THD (20Hz – 20kHz) both ch
Dynamic Power
HIGH VOLTAGE/CURRENT MODE – 8 ohms...90 W, 4 ohms... 120W, 2 ohms... 160W (IHF, 1kHz tone burst)
Dynamic Power
HIGH CURRENT MODE – 4 ohms... 65W, 2 ohms... 85 watts (IHF, 1kHz tone burst)
High Instantaneous Current Capability (HCC)
± 35 Amps
Negative Feedback
26dB
Power Bandwidth
HALF POWER – <10Hz – 100kHz @ 8 ohms
Frequency Response
0.5Hz – 150kHz (+0/-3dB @ 1 watt)
Slew Rate
100V/usec
Rise Time
1.8 usec
Damping Factor
45
Signal-to-Noise Ratio
PHONO (MM) – 78dB (ref rated pwr output, A-Wtd)
Signal-to-Noise Ratio
VIDEO & CD -98dB (ref rated pwr output, A-Wtd)
Input Level/Impedance
PHONO (MM) – 2.2mV/47k ohms, 125pf
Input Level/Impedance
VIDEO, CD & TAPE – 135mV/22k ohms
Output Level/Impedance
SUBWOOFER – 2.0V/10k ohms
Phono Overload
120mV
RIAA Equalization
±0.5dB (20Hz - 20kHz)
Tone Controls
BASS – ±10dB @ 50Hz
Tone Controls
TREBLE – ±10dB @ 10kHz
Loudness Control
±10dB @ -40dB, 50Hz/10kHz

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