| Power supply (32 and Phase Shift): | 210-264 V 50-60 Hz, nominally 230 V. |
| Power supply (32 24V): | 20-30 V DC. |
| Inputs (DIN-connector): | Microphone 0.5 mV-15 mV/8 kΩ. Balanced with phantom 15 V. Line 1 level 40 mV-1V/20 kΩ. Electronically balanced. |
| Inputs (block terminal): | Line 2, and 3 level 40 mV-1V/20 kΩ. Electronically balanced. Line 4: level 400 mV-10 V/ 45 kΩ. Electronically balanced. |
| Outputs: | Loop output 30 VA with 1.5 Ω loop resistance. 24 V DC, 300 mA for accessories. Line out 600 mV. Power supply for door chime and buzz indicator on loop. |
| Distortion: | 1% at 30 VA. |
| Frequency range: | 100-9000 Hz, - 3dB rel. 1000 Hz. Roll off > 6dB/octave above 9000 Hz. |
| Signal/noise ratio: | >50 dB for microphone input. >60 dB for line inputs. |
| Treble boost: | +5 dB at 4000 Hz rel. 1000 Hz cut-off point at 2000 Hz. |
| Bass boost: | +5 dB at 200 Hz rel. 1000 Hz cut-off point at 500 Hz. |
| AGC: | 40 dB dynamic range (used to maintain a constant average current in the loop). Attack-time 30 ms. Decay-time 30 seconds, adjustable with jumper. |
| Indicators: | Yellow LED lit on activation of AGC. Green LED indicates current loop. Red LED indicates imminent overload. |
| Overload protection: | Thermal; reduce drive level. |
| Power consumption: | 70 W max. Idle state: <5 W. |
| Dimensions: | 258 x 120 x 75 mm. |
| Weight: | 2.5 kg / 0.8 kg (24 V). |
| Colour: | Grey. |
| Ambient temperature: | 10-40°C. |
