Parasound - Halo Combo Packs (Halo P6 plus A21 plus)

Halo P6 Plus A21 plus 2 x 300 watt

Halo P6

• 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

Preamp and DAC Features

• ESS Sabre32 Reference DAC (ES9018K2M)
• Asynchronous USB 2.0 supports PCM up to 384kHz/32-bit
• USB input decodes Native DSD64, DSD128, DSD256 and DoP DSD
• Coax and optical inputs accept PCM up to 192kHz/24-bit
• Analog bass management with high & low pass crossovers
• Home theater bypass input for surround sound integration
• Front panel subwoofer level control
• Dedicated high current headphone amplifier (TI TPA6120)
• Phono input for MM, MC and MI with 100 Ω or 47k Ω load
• Front panel Aux input with automatic +12 dB gain stage
• 5 pairs RCA line level Analog inputs
• 1 pair XLR balanced Analog input
• Balanced XLR and RCA left and right preamp outputs
• 1 balanced XLR and 2 RCA subwoofer outputs
• Bass & treble controls with relay bypass from remote or front panel
• Rear panel IR input and IR loop output jacks
• 12 Volt trigger output
• Back-lit remote control with discrete buttons
• 0.5w standby power consumption meets Energy Star & EU specs

Specs

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)

Shipping Weight
21 lb. (9.5 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

A21 plus

• 250 → 300 Watts (8Ω)
• 400 → 500 Watts (4Ω)
• 750 → 1000 Watts (bridged)
• Filter cap: 88,000 uF → 108,000 uF
• S/N: 112dB → 115 dB
• THD (at full power): 0.2% → 0.1%
• Crosstalk (20kHz): 63dB → 70dB
• Transformer size: 1.2 kVA → 1.3 kVA
• Weight: 60 LB → 71 LB
• Refined Halo cosmetic with aluminum end caps & gold highlights
• Updated rear panel with heavy duty speaker terminals from JC 5
• Upgraded internal gold on gold audio connections
• Updated auto turn on circuit

All Features

• 300 watts x 2 @ 8 Ω RMS, both channels driven
• 500 watts x 2 @ 4 Ω RMS, both channels driven
• 1000 watts x 1 @ 8 Ω, in bridged mode
• Circuitry designed by legendary John Curl
• High bias Class A/AB operation
• 60 amperes peak current per channel
• Stable with speaker impedance dips to 1.5 Ω
• Balanced inputs with discrete circuits
• CHK Infinium, custom 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
• 16 beta-matched 15 ampere, 60 MHz bipolar output transistors
• 1.3 kVA shielded toroid transformer w/ independent windings for each channel
• Independent power supplies for input stage, driver stage and output stage
• 108,000 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
• 4 rack space chassis with rear carry handles
• Rack mount hardware is included
• Available in silver or black

Specs

Power Output – Stereo Mode (0.1% THD)
300 watts x 2, 8 Ω both channels driven
500 watts x 2, 4 Ω both channels driven

Power Output – Bridged Mode (0.1% THD)
1000 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended

Power measurement are at 120 VAC:
0.1% THD, RMS continuous power,
full audio band (20 Hz - 20 kHz)

Current Capacity
60 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)
< 0.1 % at full power
< 0.03 % at typical listening levels

IM Distortion
< 0.04 %

TIM
Unmeasurable

Inter-channel Crosstalk
> 80 dB at 1 kHz
> 70 dB at 20 kHz

Input Impedance
Unbalanced: 33 kΩ
Balanced: 66 kΩ,(33 kΩ per leg)

Total Gain
29 dB

Input Sensitivity for 28.28 V Output into 8 Ω
Unbalanced: 1 V
Balanced: 1 V per leg

S/N Ratio
> 115 dB, input shorted, IHF A-weighted
> 110 dB, input shorted, unweighted

Damping Factor
> 1100 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: 17-5/8" (448 mm)
Height without feet: 7-1/8" (181 mm)
Height with feet: 7-3/4" " (197 mm)
Depth: 20" (508 mm)
Depth with cables: 21-1/2" (546 mm)

Net Weight
71 lb. (32.2 kg)

Shipping Weight
88 lb. (39.9 kg)

Power Requirement
Standby: 1 Watt
Idle (no music playing): 160 Watts
Typical Listening levels: 300 Watts
Maximum: 1400 Watts