Description
ESS Sabre32 Reference DAC replaces the original Burr-Brown DAC
USB input is now capable of DSD & 384kHz/32-bit PCM (up from 96Khz/24-bit)
Burr Brown analog resistor ladder volume control
Dimmable front panel volume display
Upgraded USB receiver with “plug and play” operation with Windows 10
An additional optical input (2 total)
Ball bearing supported solid aluminum volume knob
Programable default turn on volume setting
Favorite volume memory with remote control button
Increased phono stage gain for lower output cartridges
Improved Left/Right channel separation and balance tracking
Sand blasted metal end caps replace plastic end caps on the P 5
Updated cosmetics with subtle gold highlights
Frequency Response
10 Hz – 100 kHz, +0/-3 dB
20 Hz – 20 kHz, +0/-0.5 dB
Total Harmonic Distortion (THD)
< 0.01 %
Interchannel Crosstalk
> 70 dB at 20 kHz
> 78 dB at 1 kHz
Preamplifier Stage Input Sensitivity
300 mV in for 1 V
Total Gain: 10 dB
Max Output: 7.5V
S/N Ratio – Line Inputs 1- 5
> 108 dB (shorted, IHF A-weighted)
> 88 dB (shorted, unweighted)
S/N Ratio – DAC Inputs
> 108 dB (IHF A-weighted)
> 88 dB (unweighted)
S/N Ratio – Phono Input
MM > 80 dB (shorted, IHF A-weighted)
MM > 70 dB (shorted, unweighted)
MC > 67 dB (shorted, IHF A-weighted)
MC > 55 dB (shorted, unweighted)
Phono Stage Sensitivity / Input Impedance
MM: 38 dB / 47 k Ω
MC: 52 dB / 47 k Ω or 100 Ω
Input Impedance
Unbalanced: 24 k Ω
Balanced: 100 k Ω per leg
Preamplifier Output Impedance
Unbalanced: 100 Ω
Balanced: 470 Ω per leg
High & Low Pass Crossover Slope
12 dB per octave
Supported DAC Sampling Rates
USB: up to 384 kHz / 32-bit PCM
DSD Native: DSD 64, DSD 128, DSD 256
DSD over PCM (DoP) at 384 kHz
Coax/Optical: up to 192 kHz / 24-bit PCM
Digital to Analog Converter
ESS Sabre32 Reference ES9018K2M
384 kHz / 32-bit
USB 2.0 Controller
Savitech SA9227, 384 kHz / 32-bit
Headphone Amplifier
Texas Instruments TPA6120A
Output Impedance 10 ohms
XLR Pin Identification
1 = Ground (Shield)
2 = Positive
3 = Negative (Return)
Dimensions
Width: 17-1/4″ (437 mm)
Depth: 15″ (381 mm)
Depth, with cables 17″ (432 mm)
Height, with feet: 4-1/8″ (105 mm)
Height, without feet: 3-1/2″ (89 mm), 2U
Net Weight
14 lb. (6.3 kg)
Power Requirement
Standby: 0.5 watts
Power On: 15 watts
100-250 VAC 50/60 Hz (automatic)10 Hz – 100 kHz, +0/-3 dB
20 Hz – 20 kHz, +0/-0.5 dB
Parasound Halo A23+ Stereo Power Amplifier
The A23+ builds on the phenomenal performance of the A23.
Features include circuitry designed by legendary John Curl, upgraded power output, transformer, filter capacitance, internal connections, speaker terminals and cosmetics. High bias Class A/AB operation. Direct Coupled. DC Servo and relay protection circuits. 2 x XLR inputs. 2 x RCA inputs (with loop output). Independent gain controls for each channel. Ground lift controls. Input selector controls (XLR/RCA). Bridged/Stereo switch. Audio sensing on/off (withsensitivity controls). 12V trigger input & output. Power output (Stereo): 160 watts RMS x 2 at 8 Ω. 240 watts RMS x 2 at 4 Ω. Bridged Mode: 400-500 watts at 8 Ω. Heavyduty 24k gold-plated 5-way speaker binding posts. Gold-plated RCA input/output jacks. 2U Chassis, carry handles, rack mountable with HRA2 (sold separately).
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
Specification (Halo A23+):
Power Output – Stereo Mode (0.06% THD)
160 watts x 2, 8 Ω both channels driven
240 watts x 2, 4 Ω both channels driven
Power Output – Stereo Mode (0.9% THD)
210 watts x 2, 8 Ω both channels driven
300 watts x 2, 4 Ω both channels driven
Power Output – Bridged Mode (0.06% THD)
500 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended
Power Output – Bridged Mode (0.9% THD)
600 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended
*All Power measurement are at 120 VAC,
RMS continuous power, full audio band (20 Hz – 20 kHz)
Current Capacity
45 amps peak, per channel
Slew Rate
> 130 volts per microsecond
Frequency Response
5 Hz – 100 kHz, +0/-3 dB
20 Hz – 20 kHz, +0/-0.25 dB
Total Harmonic Distortion (THD)
< 0.06 % at full power
< 0.03 % at typical listening levels
Inter-channel Crosstalk
> 85 dB at 1 kHz
> 70 dB at 20 kHz
Input Impedance
Unbalanced: 33 kΩ
Balanced: 66 kΩ,(33 kΩ per leg)
Input Sensitivity for 28.28 V Out (8 Ω Load)
Unbalanced: 1 V
Balanced: 1 V per leg
S/N Ratio
> 112 dB, input shorted, IHF A-weighted
> 107 dB, input shorted, unweighted
Damping Factor
> 800 at 20 Hz
DC Trigger Requirements
+9 Vdc to +12 Vdc, 5 mA
Audio Trigger Requirements
2 mV – 10 mV
XLR Pin Identification
1 = Ground (Shield)
2 = Positive
3 = Negative (Return)
Dimensions
Width: 17-1/4″ (437 mm)
Depth: 15″-1/4″ (388 mm)
Depth, with cables 17″ (432 mm)
Height, with feet: 4-1/8″ (105 mm)
Height, without feet: 3-1/2″ (89 mm), 2U
Net Weight
27 lb. (12.2 kg)
Power Requirement
Standby: <1 Watt
Idle (no music playing): 75 Watts
Typical Listening levels: 125 Watts
Maximum: 800 Watts
110-125 VAC 60 Hz or 220-250 VAC 50 Hz
AC mains voltage is set on rear panel
