> 70 dB at 20 kHz, Input Impedance Output Impedance / Channel. RCA, Discussion threads can be closed at any time at our discretion. 16 beta-matched 15 ampere, 60 MHz bipolar output transistors. "The A 21+ represents a new unparalleled value in amplifier performance. I actually purchased my A21+ from them. main. IMO the Vincent is a much better-sounding amplifier than the Parasound A21. 1000 watts x 1, 8 Ω This is helpful for those of us who employ "gain staging" to minimize overall system output noise and who wish to … We delete comments that violate our policy, which we encourage you to read. (39.9 kg), Power Requirement The A 21+ is exceptional and provided an awe-striking feel.". ", Home Theater Review Feb 2020 1.3 kVA shielded toroid transformer w/ independent windings for each channel. Power bandwidth: 5 Hz - 100 kHz, +0/-3 dB at 1 watt. Parasound JC 5 Halo Stereo Power Amplifier A Chip Off the Old Monoblock Parasound's Halo JC 5 distills the essence of two Halo JC 1 monoblocks into a single-chassis stereo amp with outstanding sound quality, power, and value. Doing so has proved that extremely high performance-per-dollar is still possible today when a company leverages decades of experience, and is spearheaded by a legend… Amplifier Output Details. > 110 dB, input shorted, unweighted, Damping Factor I have been fortunate to have Parasound gear in my reference system for many years, including the Parasound P 3 and the Parasound Halo A21 Amplifier. Independent power supplies for input stage, driver stage and output stage. Automatic turn-on by 12 V trigger or audio sensing. (With a class-AB output stage, one-third power results in the maximum dissipation in the output devices.) full audio band (20 Hz - 20 kHz), Current Capacity ", Positive Feedback January 2019 1, audio input, 4 Ohm, 8 Ohm. Height without feet: 7-1/8" (181 mm) ALL RIGHTS RESERVED. just wondering if the parasound halo a21 power amp can be bi amped with another halo 21 or a parasound classic 2250. for my front left and right monitor audio pl300s? © 2021 CNET, A RED VENTURES COMPANY. Be respectful, keep it civil and stay on topic. Its raw power is matched by elegant circuit design from audio guru John Curl in collaboration with CTC Builders. 5 years. 0.03 %, THX Ultra2 certified, Halo A21 Two-Channel Amplifier. Halo has earned honors and awards that are unmatched. Additionally, Parasound's A21 just won an … parts, 10 years, main. Parasound Halo, ZoneMaster, Z Custom, and NewClassic are four distinct product families. Standby: 1 Watt But I believe the last time I looked a couple retailers of Parasound were selling the older and lighter (60lbs) A21 at a discount and that amp sounds fantastic. " ,1752'8&7,21 7kdqn 80 dB at 1 kHz Harris hyper-fast soft-recovery bridge diode rectifiers. Those shopping for a stereo amplifier in this price range should give the A 21+ serious consideration. I don’t know where you are located but AudioAdvisor is a US online dealer for both Bryston and Parasound. Balanced: 1 V per leg, S/N Ratio l bought the Parasound halo a21 and the differences of improvement in the sound quality are just unreal, it's like too good to be true, before the parasound i had an Emotiva XPA and after listened to the differences btw the emo and the parasound i got to the conclusion that emotiva made my speakers sounded so bad, the sound quality is night and day differences, I'm was shocked! I have read very good things about that amp and am very happy with the A51 I … This RA number must be clearly marked on the outer carton only. While I would like to buy the jc1 monoblocks they take up a ton of space. 20 - 20000 Hz. 250 Watt - 8 Ohm - 20 - 20000 Hz - THD 0.2% - 2 channels, 0.2 %, Specs on my XPA-1L's 250W @ 8 ohms/500W @ 4 ohms, Class A to 35watts. > 1100 at 20 Hz, DC Trigger Requirements "Doing so has proved that extremely high performance-per-dollar is still possible today when a company leverages decades of experience, and is spearheaded by a legend." I believe the Parasound are Class A to 10W, same output wattage-wise. The Halo A 23+ was designed by engineer John Curl, who’s well known in audio circles, and since the 1990s has designed many amplifiers for Parasound. 125 Watt, 225 Watt, 400 Watt. 20 - 20000 Hz. 20 Hz - 20 kHz, +0/-0.25 dB, Total Harmonic Distortion (THD) Frequency response: 20Hz–20kHz, +0/–0.25dB; 5Hz–100kHz, +0/–3dB. Parasound has chosen to take a staple core product that has remained an exceptional value for over fifteen years, the Halo A21 amplifier, and re-spin it into the Halo A21+. In fact I was in the process of reviewing the Thiel CS2.7 Floor-standing Speakers when the P 5 arrived. Frequency Response. speakers output, 500 watts x 2, 4 Ω both channels driven, Power Output – Bridged Mode (0.1% THD) Halo is our premier line with a reputation for going head-to-head with the most expensive equipment on the market, while costing a fraction of the price. Rack mount hardware is included. > 130 volts per microsecond, Frequency Response Complementary MOSFET driver stage and JFET input stage. Sidebar 3: Measurements I tested the Parasound Halo A 21+ with my Audio Precision SYS2722 system (see the January 2008 "As We See It"). +9 Vdc to +12 Vdc, 5 mA, Audio Trigger Requirements It has enough power to drive almost any speaker you can buy for under $10,000. 4 rack space chassis with rear carry handles. banana/spade x 2, labor, 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, 300 watts x 2 @ 8 Ω RMS, both channels driven, 500 watts x 2 @ 4 Ω RMS, both channels driven, Circuitry designed by legendary John Curl, Stable with speaker impedance dips to 1.5 Ω, CHK Infinium, custom 5-way speaker binding posts, Gold-plated RCA input & loop output jacks, Direct-coupled signal path, no capacitors or inductors, AC turn-on inrush surge protection with relay bypass, 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. See all Halo … Current capacity: 60 amperes peak per channel. < 0.1 % at full power Parasound Halo jc1 or a21. "Parasound has chosen to take a staple core product that has remained an exceptional value for over fifteen years, the Halo A21 amplifier, and re-spin it into the Halo A21+," reports Michael Zisserson at positive-feedback.com. As far as what the A21+ sounds like, that's anyones guess as I doubt many have heard it yet. Parasound Halo A21+ Stereo Power Amplifier Changes from the original A 21→A 21+ 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 → Power Output – Stereo Mode (0.1% THD) Specs below. Parasound decided to update their already brilliant A 21 power amplifier which had become a staple for their brand for over 10 years. They currently have the 3b3 on sale for $5215.50 while the A21+ is $2995. 2 = Positive Power output: 300Wpc into 8 ohms (24.8dBW), 500Wpc into 4 ohms (24dBW), 1000Wpc into 8 ohms (bridged) (30dBW). 3 = Negative (Return), Dimensions 2, 2, Balanced: 66 kΩ,(33 kΩ per leg), Input Sensitivity for 28.28 V Output into 8 Ω Although price isn’t indicative of which would be better, a 3b3 for only $400 more than the A21+ sounds like a better deal. Depth: 20" (508 mm) The new Parasound Halo A 21+ and A 23+ employ higher-capacity power supplies to increase output from 250 to 300 watts and 125 to 160 watts respectively. Unbalanced: 33 kΩ 1 = Ground (Shield) Idle (no music playing): 160 Watts i appreciate and respect all opinions so please feel to contribute. And a 4 Ω speaker appears as only a 2 Ω load and 4. Independent secondary windings for each channel amplifier is not just about cosmetics when... Just about cosmetics especially when considering that most audio Enthusiasts seem more in. 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