Parasound 275 v.2 - 2 channel amplifier, 2x 90W RMS at 8Ohm, 2x 150W RMS at 4 Ohm, subsonic filter, level control, speaker A/B out, 2-Ohm load stable W438mm x H63mm x D406mm, 1U rack mount kit RMK11 available separately
Parasound 275 v.2 Features
- 90 watts x 2 into 8 Ω (all channels driven)
- 150 watts x 2 into 4 Ω or 2 Ω (all channels driven)
- 200 watts x 1 bridged into 8 Ω or 4 Ω
- 20 amps peak current per channel
- 2 Ohm stable operation with load selector switch
- Two pairs of speaker outputs with front panel A/B buttons
- Rear-mounted lockout switch disables front A/B buttons
- High pass filter, switchable for 20Hz or 40Hz
- Automatic on/off by DC trigger with looping output
- Automatic on/off by audio signal with 2 sensitivity settings
- Fully discrete circuitry with high current toroid transformer
- Bridging switch for stereo or mono operation
- Efficient, low heat design
- DC Servo and relay protection circuits
- Rear-mounted left and right gain controls
- Standby, channel status and high temperature indicators
- Gold-plated RCA input jacks
- Heavy duty 24k gold-plated 5-way speaker terminals
- 115/230v selector on rear panel
- 1U rack mount kit available separately (Model RMK11)
Parasound 275 v.2 Technical Details
Power Output - (RMS power, 20 Hz - 20 kHz)
All Channels Driven
90 watts x 2.8Ω
150 watts x 2.4Ω
150 watts x 2.2Ω (Load switch set to 2-3Ω)
Bridged Mono
200 watts x 1.8Ω
200 watts x 1.4Ω (Load switch set to 2-3Ω)
Current Capacity
20 amps peak per channel
Frequency Response
20 Hz - 50 kHz, +0/-3 dB, 1 watt
Dynamic Headroom - 1.3 dB
Total Harmonic Distortion
0.35% at full rated output
0.025% at average listening levels
IM Distortion - 0.05%
Transient IM Distortion - Not measurable
S/N ratio
110 dB at rated output, IHF A-weighted
103 dB at rated output, unweighted
93 dB at 2,828 V output, IHF A-weighted
84 dB at 2,828 V output, unweighted
Input Impedance - 33kΩ
Input Sensitivity
800 mV for full rated output (28dB)
Inter-channel crosstalk
80dB @1kHz, 72dB @10kHz, 65dB @20kHz
Damping Factor - Over 150 at 20Hz
12V Trigger Turn On - DC 9 - 12V, 15 mA
Audio Turn On
Quieter: 1 mV
Louder: 6mV
AC Power Requirements
110 - 120V / 220 -240V, 50 - 60Hz
0.5 watts standby
25 watts idle (no audio)
350 watts full output
Dimensions
17-1/4" Wide
16" Deep, with cables connected
2-1/2" High with feet, 1-3/4" panel only (1U)
(437 x 406 x 63mm, 44.1 mm panel only)
Net Weight - 20 lbs (9.1 kg)
Rack mount accessory
May be Purchased Separately
RMK11