Halo A 23+ - Uncategorized Parasound - Free user manual and instructions
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| Product Type | Stereo Power Amplifier |
| Brand | Parasound |
| Model | Halo A 23+ |
| Output Power (8 ohms) | 160W RMS per channel |
| Output Power (4 ohms) | 250W RMS per channel |
| Frequency Response | 5 Hz – 100 kHz (±1 dB) |
| Total Harmonic Distortion (THD) | < 0.05% |
| Damping Factor | > 1000 at 20 Hz |
| Input Impedance | 47 kΩ (unbalanced), 100 kΩ (balanced) |
| Gain | 29 dB |
| Inputs | 1 pair RCA (unbalanced), 1 pair XLR (balanced) |
| Outputs | Gold-plated binding posts for 2 channels |
| Power Supply | 115/230 VAC, 50/60 Hz (switchable) |
| Power Consumption | 1500 W maximum |
| Dimensions (W x D x H) | 17.25 in x 15 in x 5.25 in |
| Weight | 50 lb (22.7 kg) |
| Cooling | Internal fan, variable speed |
| Protection Circuits | Short circuit, thermal, DC offset, overcurrent |
| Remote Trigger | 12V DC input/output (3.5 mm jack) |
| Auto-On | Signal sensing or 12V trigger |
| Chassis Material | Brushed aluminum and heavy-gauge steel |
| Cleaning Instructions | Wipe with a dry, soft cloth; do not use liquids or abrasives |
| Safety Certifications | CE, FCC, RoHS compliant |
| Repairability | Serviceable by qualified technician; no user-serviceable parts |
Frequently Asked Questions - Halo A 23+ Parasound
What is the output power of the Parasound Halo A 23+?
The Halo A 23+ delivers 160 watts RMS per channel into 8 ohms and 250 watts RMS per channel into 4 ohms.
Can the Halo A 23+ be bridged to mono?
No, the Halo A 23+ is a stereo amplifier and cannot be bridged. For mono operation, use a single channel or consider a dedicated mono amplifier.
What input connections does the A 23+ support?
It has both unbalanced RCA inputs and balanced XLR inputs for each channel, giving flexibility with various preamplifiers.
How do I connect speakers to the Halo A 23+?
Use the gold-plated binding posts on the rear panel. Bare wire, banana plugs, or spade connectors are compatible. Ensure the amplifier is off when making connections.
Does the A 23+ have a remote turn-on feature?
Yes, it includes a 12V trigger input and output (3.5mm jack) for remote power-on with compatible preamps or systems. It also has an auto-on mode that detects an input signal.
What is the recommended preamplifier for the Halo A 23+?
Any high-quality preamplifier with sufficient output voltage works well. Parasound's own Halo P 6 or P 7 are excellent matches, but many brands are compatible.
How should I clean the amplifier?
Disconnect power and use a dry, lint-free cloth to gently wipe surfaces. Do not use solvents, liquids, or abrasive cleaners. Vacuum ventilation slots periodically.
What is the warranty period for the Halo A 23+?
Parasound offers a 5-year warranty for the original purchaser (3 years on factory refurbished units). Keep proof of purchase.
Can the A 23+ drive low-impedance speakers (4 ohms or less)?
Yes, it is stable into 4 ohm loads and delivers higher power. For loads below 4 ohms, ensure the amplifier has adequate ventilation as it will draw more current.
How do I set the input sensitivity (gain) on the Halo A 23+?
The gain is fixed at 29dB. If you need to adjust overall system level, use the preamplifier volume control. The amplifier does not have user-adjustable gain settings.
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USER MANUAL Halo A 23+ Parasound
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Product information
Brand : Parasound
Model : Halo A 23+
Category : Uncategorized