SKU: 83648690912

Parasound Halo A23+ Amplifier

Sale price$1656.00 Regular price$1840.00
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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27

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Description

Parasound Halo A23+ AmplifierTwo Channel Power with Elegance and Precision The Parasound A23+ brings studio level amplification into your listening roomdelivering clarity, depth, and control that defies its compact size. Codesigned by legendary engineer John Curl, it features a dual mono Class A AB architecture with independent transformers per channel. With 160 W per channel into 8 (240 W into 4 ) and bridgeable to 500 W, along with balanced XLR and gold plated RCA inputs, the

Two-Channel Power with Elegance and Precision


The Parasound A23+ brings studio-level amplification into your listening room—delivering clarity, depth, and control that defies its compact size.

Co‑designed by legendary engineer John Curl, it features a dual-mono Class A/AB architecture with independent transformers per channel. With 160 W per channel into 8 Ω (240 W into 4 Ω) and bridgeable to 500 W, along with balanced XLR and gold-plated RCA inputs, the A23+ integrates seamlessly into stereo or home theater systems.

Praised by reviewers:

  • SoundStage!  “Parasound provides great value… I haven’t heard better sound or seen higher build quality at this price. An impressive power amplifier.” 
  • Home Theater Hi-Fi  “Solidly constructed and good‑looking amplifier… Balanced sonic characteristics with good presentation of musical details.”
  • The Audio Tailor – Highlights “transparency from a sonorous 5 Hz sub-bass right through to 100 kHz,” pointing to exceptional clarity and signal purity.

Specifications: 

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

IM Distortion
< 0.04 %

TIM
Unmeasurable

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)

Total Gain
29 dB

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)

Shipping Weight
34 lb. (14.4 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

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 83648690912

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L.T.
Natrona Heights, US
★★★★★ 5
The pages are colorful I recommend this book for 6 and up
Format: Hardcover
I am a nine year old boy that loves this book because it has lots of good facts for a report or just to read. The pictures are colorful and has about 50 facts on each page.After this book I want to go to the White House! This is a well done book!
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Reviewed in the United States on April 19, 2018
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Dee Ann K
West Palm Beach, US
★★★★★ 5
Perfect addition to the Whitehouse Lego Kit..
Format: Hardcover
purchased for our 11 year old grandson to go along with his Whitehouse Lego set. Turns out his younger and older siblings and parents were interested in the facts. Yes that included grandma and grandpa too.
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Reviewed in the United States on January 25, 2022
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GaryLehrman
Pawtucket, US
★★★★★ 5
Very cool book with lots of good pictures
Format: Hardcover
I bought this book for the pictures because I used to work at the White House and I use this to explain to friends that have questions about what it was like working there
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Reviewed in the United States on January 5, 2025
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Christy
Phoenix, US
★★★★★ 5
Great informative book
Format: Hardcover
I purchased this book for my son who loves facts about anything. He’s been googling the White House lately, so I thought this would be perfect. There are many interesting facts & pictures. It definitely kept his interest.
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Reviewed in the United States on December 21, 2017
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teacher
Whiting, US
★★★★★ 4
excellent book
Format: Hardcover
great facts
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2023

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