Admark AD80

Admark AD80 Professional Power Amplifier

Amplifier Type

• Class-D Switching Amplifier
• 2 Channels
• PFC (Power Factor Correction) Power Supply

Output Power (Stereo Mode)

• 2 × 8,200W @ 8Ω
• 2 × 14,000W @ 4Ω
• 2 × 11,400W @ 2Ω

Bridge Mode

• Approximately 28,000W @ 8Ω
• Approximately 22,800W @ 4Ω

Frequency Response

• 20Hz – 30kHz (±0.5dB)

THD+N

• <0.05% (1kHz)
• <0.1% full power

Signal-to-Noise Ratio

• 110dB

Channel Separation

• 80dB

Damping Factor

• 5000 @ 8Ω

Slew Rate

• 50V/μs

Input Sensitivity

• 0.775V
• 1.0V
• 1.4V selectable

Input Impedance

• 20kΩ Balanced
• 10kΩ Unbalanced

Voltage Gain

• 32dB / 35dB / 38dB selectable

Power Supply

• Universal Auto-Switching PFC Supply
• 80V – 280V AC
• 50/60Hz

Cooling System

• Intelligent Variable Speed Fans
• Front-to-Rear Airflow

Protection Circuits

• Soft Start
• DC Protection
• Short Circuit Protection
• Over Current Protection
• Over Voltage Protection
• Under Voltage Protection
• Over Temperature Protection
• Clip Limiter Protection
• Load Mismatch Protection

Indicators

• Signal
• -20dB
• -10dB
• -5dB
• -3dB
• Protect
• Clip
• Power

Front Panel Controls

• Power Switch
• Channel A Gain Control
• Channel B Gain Control
• LED Status Indicators

Input Connectors

• XLR Female
• XLR Male Link Output

Output Connectors

• Neutrik SpeakON NL4

Dimensions

• 2U Rack Mount
• 19-inch Standard Rack Width
• Approx. 44mm (1.75”) Height

Weight

• Approximately 10–13 kg (22–29 lb) depending on production version

Recommended Applications

• Large Touring Systems
• Festival Sound Reinforcement
• Line Arrays
• Dual 18” Subwoofer Systems
• Dual 21” Subwoofer Systems
• Stadium and Arena Audio

Typical Subwoofer Pairing

One AD80 is commonly used for:

• 2–8 × 18” high-power subwoofers
• 2–4 × dual-18” cabinets
• 2–4 × dual-21” cabinets
• Large line-array bass sections

For your Sonera Audio systems, the AD80 is generally positioned as Admark’s flagship high-power 1U amplifier, above the AD60 and aimed at large subwoofer deployments.