- -10%
PARASOUND HALO A21+
7.750,00 €
6.975,00 €
Risparmia 10%
Tasse incluse
Amplificatore finale stereo, 250W / canale
Our privacy policy
Our Privacy Policy explains our principles when it comes to the collection, processing, and storage of your information. This policy specifically explains how we employ cookies, as well as the options you have to control them.
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2 How we use cookies
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3 Controlling Cookies
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4 Information We Collect
We only collect information about you if we have a reason to do so-for example, to provide our services, to communicate with you, or to make our services better.
We are committed to maintaining the trust and confidence of our website visitors. We do not collect, sell, rent or trade email lists or any data with other companies and businesses. Have a look at our Privacy Policy page to read detail information on when and why we collect your personal information, how we use it, the limited conditions under which we may disclose it to others and how we keep it secure.
We may change Cookies and Privacy policy from time to time. This policy is effective from 24th May 2018.
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 → 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
A21
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Amplificatore finale stereo, 250W / canale