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Parasound A 21+

SKU:
$2,995.00
$2,995.00
Unavailable
per item

2 Ch Amp


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"
  • Height without feet: 7-1/8"
  • Height with feet: 7-3/4"
  • Depth: 20"
  • Depth with cables: 21-1/2"

Net Weight

  • 71 lb. 

Shipping Weight

  • 88 lb. 


Power Requirement

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


To learn more please contact us or visit https://parasound.com/a21+.php

Add to Cart
Tel:  860-619-2400   ​Email: sales@cagenio.com  Cagenio Experience Center: ​ 162 Baker Road, Roxbury, CT 06783
​ 
"Everything for a Smart Home" is a registered trademark of Cagenio, LLC.
  • Home
  • Smart Home
    • Smart Home
    • Smart Keypads
    • Thermostats
    • Video Doorbells
    • Door Access
    • DS2 Station Kit
    • IP Phones
  • Wi-Fi & Networking
    • Wi-Fi & Networking
    • Routers
    • Access Points
    • Network Controllers
    • PoE Switches
    • Non PoE Switches
    • Wireless Bridges
    • MoCA Adapters
    • Security Cameras
    • Door Access
  • Entertainment
    • Entertainment
    • Smart TVs
      • OLED
      • 65"-55"
      • 75"
      • 86"- 85"
      • 8K
    • Projectors & Lifts
    • Screens & Accessories
    • A/V Receivers
    • Amplifiers
    • Sonos
    • Indoor Speakers
      • In Ceiling Indoor
      • In Wall
      • Invisible Series
      • Floor Standing
      • Bookshelf
      • Active Subs
      • Passive Subs
      • Bluesound
    • Outdoor Speakers
      • Landscape/Patio
      • Surface Mount
      • In Ceiling Outdoor
    • TV Lifts & Wall Mounts
  • Lighting
    • Lighting
    • Smart Dimmers
    • Smart Switches
    • Smart Keypads
    • Pico Remotes
    • Claro Wall plates
    • Control Interfaces
    • Lutron Lighting
      • RA2 Select RadioRA 2
      • Caséta by Lutron
  • Security
    • Security
    • Sensors & Sirens
    • Keypads & Fobs
    • Zone Boards & Communicators
    • Repeaters & Transceivers
    • Video Doorbells
    • Security Cameras
  • Shades
    • Shades
    • Designer Rollers
    • Designer Screens
    • Duette Honeycomb
    • Pirouette
    • Silhouette
    • Sonnette
    • Luminette
    • Vignette
  • Pools
    • Pool Automation
    • Pool Filters
    • Pool Heaters
    • Pool Pumps
    • Pool Cleaners
    • Pool Accessories/Chemicals