Norrd
Compact Dante® Amplifier with DSP
AMP70DX
Dante/AES67 2×2
Network audio I/O
2×35W / 70W
Compact Class-D amp
PoE++ or PSU
Flexible power options
Key Features
§01
Audio Connectivity
- Dante® 2x2 digital audio I/O with AES67 support
- Balanced and unbalanced analog input/output for cascading
- Microphone preamp with 48V phantom power for condenser microphones
- Multiple output formats: Dante® digital, analog line level, and amplified speaker outputs
DSP Audio Processing
- Comprehensive DSP engine with gain, ducking, mixing, and matrixing
- 8-band parametric EQ with ±15 dB gain adjustment per band
- Audio delay up to 50 ms for time alignment and acoustic correction
- Flexible volume control and signal routing
Amplification
- Advanced 70 W Class-D amplifier technology
- Dual-channel stereo: 2 × 35 W @ 4Ω / 8Ω
- Bridged mono: 1 × 70 W @ 4Ω / 8Ω
- Consistent power delivery regardless of speaker impedance
Power & Flexibility
- Dual power input: 36 V / 2.5 A DC or PoE++ (Type 4 Class 8 through Type 2 Class 4)
- Power-adaptive output with automatic gain adjustment based on available power
- Auto standby mode with adjustable timer (0–100 minutes) and signal sensing
- Local 5–12 V trigger input for remote amplifier control
Network & Control
- Dante® audio support: 44.1 kHz, 48 kHz, 88.2 kHz, and 96 kHz @ 16/24-bit
- Selectable Dante® latency: 2 ms, 3 ms, 4 ms, 5 ms, or 10 ms
- Integrated web GUI for configuration, control, and monitoring
- Network control function for managing multiple slave devices from a designated host
- Control via front panel buttons, RS-232, or TCP/IP
Description
The AMP70DX from Norrd® is a professional two-channel Class D amplifier with integrated Dante® digital audio networking. Delivering 2x 35 stereo or 1x 70W mono at both 4Ω and 8Ω, this compact amplifier combines Dante® 2x2 I/O with AES67 compatibility, balanced/unbalanced analog inputs with microphone preamp and 48V phantom power, and cascading outputs for system expansion. The onboard DSP provides 8-band parametric EQ, gain control, ducking, mixing, matrixing, and delay up to 50ms.
Technical Specifications
AUDIO PERFORMANCE
Output Power
2x35W @ 4/8Ω Stereo, 1x70W @ 4/8Ω Mono
Amplifier Type
Class D
Frequency Response
20Hz to 20kHz (±0.5dB)
Dynamic Range
>100dB @ 0dBu, 1kHz A-weighted
Audio S/N Ratio
>100dB @ 0dBu, 1kHz A-weighted
THD+N
<0.01% @ +4dBu, 1kHz
Audio Output Delay
<1ms
AUDIO FORMATS
Dante®
Dante/AES67 digital audio in/out, PCM 2CH 44.1–96kHz, 16/24-bit
Line Input
Analog audio, Balanced/unbalanced, Max input level 24dBu
Mic Input
Analog audio, Balanced/unbalanced, Min input level -35dBV
Line Output
Analog audio, Balanced/unbalanced, Max output level 2V RMS
Amplifier Output
Analog audio, Balanced 2CH, Max output power 2x35W @ 4/8Ω Stereo, 1x70W @ 4/8Ω Mono
LINE/MIC INPUT AUDIO
Input Impedance
20kΩ balanced
Input Impedance
10kΩ unbalanced
Input Level
Max 24dBu (12.28Vrms) @ balanced line
Input Level
Max 18dBu (6.14Vrms) @ unbalanced line
Input Level
Min -35dBV (17.78mVrms) @ balanced mic
LINE OUTPUT AUDIO
Output Impedance
600Ω balanced, 300Ω unbalanced
Output Level
Max 2V RMS @ balanced audio
Output Level
Max 2V RMS @ unbalanced audio
NETWORK
Network Bandwidth
100M
Audio Latency
Configurable Dante® device latency: 2, 3, 4, 5 or 10ms
Audio Latency
Configurable AMP/analogue output latency: 0–50ms
Transmission Distance
328ft / 100m (CAT6/6A/7)
ESD Protection
IEC 61000-4-2: ±8kV (Air-gap discharge), IEC 61000-4-2: ±4kV (Contact discharge)
CONNECTIONS
Input
1x MIC/LINE IN [6pin-3.5mm phoenix connector]
Output
1x LINE OUT [6pin-3.5mm phoenix connector]
Output
1x 4/8Ω AMP OUT [4pin-5.08mm locking phoenix connector]
Control
1x RS-232 [3pin-3.5mm phoenix connector, API commands control]
Control
1x TRIGGER [2pin-3.5mm phoenix connector, high/low level configurable]
Control
1x DANTE/IP [RJ45 connector, PoE+/PD (Class 8 IEEE 802.3bt)]
POWER
Power Supply
36V/2.5A 4PIN Locking Power Supply
Power Supply
PoE++ Type 4 Class 8
Power Consumption (Max)
94.6W (Test with 1k sine wave, amplifier output connected to 4Ω resistance)
POWER-DEPENDENT OUTPUT RATINGS
36V/2.5A DC
2x 35W (stereo) /
PoE++ Type 4 Class 8
2x 25W (stereo) / 50W (mono)
PoE++ Type 4 Class 7
2x 20W (stereo) / 40W (mono)
PoE++ Type 3 Class 6
2x 15W (stereo) / 30W (mono)
PoE++ Type 3 Class 5
2x 10W (stereo) / 20W (mono)
PoE+ Type 2 Class 4
2x 5W (stereo) / 10W (mono)
MECHANICAL
Housing
Metal Enclosure
Color
Black
Dimensions (W×D×H)
180mm × 118mm × 28mm
Weight
670g / 1.48 lbs
Operating Temperature
0°C ~ 40°C / 32°F ~ 104°F
Storage Temperature
-20°C ~ 60°C / -4°F ~ 140°F
Operating Humidity
20%–80% (relative humidity, non-condensing)
Storage Humidity
10%–90% (relative humidity, non-condensing)
Downloads
Product Datasheet
Product Datasheet
Auto-generated product datasheet (one-pager)