Описание
Continuous power output:
160W RMS x 2, 20 Hz – 20 kHz, 8 Ω, both channels driven
240W RMS x 2, 20 Hz – 20 kHz, 4 Ω, both channels driven
500W RMS x 1, 20 Hz – 20 kHz, 8 Ω
Current capacity: 45 amperes peak per channel
Power bandwidth: 5 Hz – 100 kHz, 0/-3 dB at 1 watt
Total harmonic distortion: < 0.06 % at full power
IM distortion: balanced 16 V rms < 0.04 %
Slew rate: > 130 V/µsecond
Dynamic headroom: > 1.5 dB
Interchannel crosstalk: > 80 dB at 1 kHz;
> 63 dB at 20 kHz
Input sensitivity: 1 V for 28.28 V, THX Reference Level
Input impedance: 33 k Ω
S/N ratio: 112 dB, input shorted, IHF A-weighted
Damping factor: > 800 at 20 Hz
Voltage: Switchable for 110V – 120V or 220V – 240V
Dimensions:17-1/4″ w x 4-1/8″ h x 13-1/4″ d, 3-5/8 ” h without feet
Net weight: 16 kg.
Changes from the original A 23→A 23+
- 125 → 160 Watts (8Ω)
- 225 → 240 Watts (4Ω)
- 400 → 500 Watts (bridged)
- Filter cap: 40,000 uF →54,400 uF
- Crosstalk (20kHz): 63dB → 70dB
- Transformer size: 1.0 kVA → 1.1 kVA
- Refined Halo cosmetic with aluminum end caps & gold highlights
- Updated rear panel with heavy duty speaker terminals from HINT 6
- Upgraded internal gold on gold audio connections
- Updated auto turn on circuit
All Features
- 160 watts x 2 @ 8 Ω RMS, both channels driven
- 240 watts x 2 @ 4 Ω RMS, both channels driven
- 500 watts x 1 @ 8 Ω, in bridged mode
- Circuitry designed by legendary John Curl
- High bias Class A/AB operation
- 45 amperes peak current per channel
- Stable with speaker impedance dips below 2 Ω
- Balanced inputs with discrete circuits
- Heavy-duty 24k gold-plated 5-way speaker binding posts
- Gold-plated RCA input & loop output jacks
- Direct-coupled signal path, no capacitors or inductors
- DC Servo and relay protection circuits
- AC turn-on inrush surge protection with relay bypass
- JFET input stage, MOSFET driver stage
- 12 beta-matched 15 ampere, 60 MHz bipolar output transistors
- 1.1 kVA shielded toroid transformer w/ independent windings for each channel
- Independent power supplies for input stage, driver stage and output stage
- 54,400 µF filter capacitors for output stages
- Full power is rated all the way down to 5Hz for unrestricted low-end bass
- Harris hyper-fast soft-recovery bridge diode rectifiers
- Automatic turn-on by 12 V trigger or audio sensing
- 2 rack space chassis with rear carry handles
- Rack mount hardware available separately
- Available in silver or black
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