C88:4 - Receiver Lab Gruppen - Free user manual and instructions
Find the device manual for free C88:4 Lab Gruppen in PDF.
Pick your language and provide your email: we'll send you a specifically translated version.
| Product Type | 4-Channel Power Amplifier |
| Brand | Lab Gruppen |
| Model | C88:4 |
| Channels | 4 |
| Power Output (per channel) | 2000 W @ 4 ohms (typical) |
| Total Power | 8000 W (max) |
| Frequency Response | 20 Hz – 20 kHz (±0.5 dB) |
| Inputs | 4x XLR (balanced), 4x Euroblock |
| Outputs | 4x SpeakON, 4x binding posts |
| Cooling | Variable-speed fan, front-to-rear airflow |
| Protection | Short circuit, thermal, overcurrent, DC fault |
| Dimensions (WxHxD) | 483 x 88 x 450 mm (19", 2U) |
| Weight | 14.5 kg (32 lbs) |
| Power Supply | 100-240 V AC, 50/60 Hz, 2500 VA max |
| Power Consumption (idle) | < 100 W |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Amplifier Class | Class D (with regulated switch-mode power supply) |
| Signal-to-Noise Ratio | > 110 dB (A-weighted) |
| Total Harmonic Distortion (THD) | < 0.1% @ 1 kHz, rated power |
| Cleaning Instructions | Use dry compressed air; avoid liquids. Clean front grille annually. |
| Spare Parts Availability | Contact Lab Gruppen authorized service centers for parts. |
Frequently Asked Questions - C88:4 Lab Gruppen
What type of amplifier is the Lab Gruppen C88:4?
The Lab Gruppen C88:4 is a professional 4-channel power amplifier using Class D technology for high efficiency.
How do I connect my speakers to the C88:4?
Use SpeakON connectors for high-power speakers or binding posts for bare wire/banana plugs. Ensure impedance is 4 ohms or higher per channel.
What is the power output of the C88:4?
Each channel delivers up to 2000 W at 4 ohms, with a total combined output of 8000 W.
Does the C88:4 have built-in DSP?
No, the C88:4 is a pure analog amplifier without DSP. External DSP is recommended for loudspeaker processing.
What power supply voltage does the C88:4 require?
It operates on 100-240 V AC, 50/60 Hz, with a maximum draw of 2500 VA.
How to clean the amplifier?
Disconnect power and use dry compressed air to remove dust from vents and fan. Do not use liquids or solvents.
What protections does the C88:4 have?
It includes short circuit, thermal, overcurrent, and DC fault protection to safeguard the amplifier and speakers.
Can the C88:4 be bridged?
No, the C88:4 is not bridgeable. Each channel operates independently.
What is the weight of the C88:4?
The amplifier weighs approximately 14.5 kg (32 lbs), suitable for rack mounting.
Where can I find spare parts for the C88:4?
Spare parts are available through Lab Gruppen authorized service centers. Contact Lab Gruppen support for a list.
User questions about C88:4 Lab Gruppen
0 question about this device. Answer the ones you know or ask your own.
Ask a new question about this device
No questions yet. Be the first to ask one.
Download the instructions for your Receiver in PDF format for free! Find your manual C88:4 - Lab Gruppen and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. C88:4 by Lab Gruppen.
USER MANUAL C88:4 Lab Gruppen
Manual assistant
Powered by Anthropic
Waiting for your message
Product information
Brand : Lab Gruppen
Model : C88:4
Category : Receiver