HMD1.2
Description :
The HMD1.2 is a hybrid amplifier integrating a 2-channel loop amplifier (2×3.5 Arms) and an Auracast™ transmitter for rooms up to 100 m² with its standard 24 V / 3 A power supply, and up to 150 m² with the PS-HMD32V power supply.
Available in hybrid or upgradeable versions (optional Auracast™ module ref : Aura-CA).
Accessories or products linked to this reference :
Technical specifications
| Power supply | |
| Voltage | 24V DC up to 32V DC |
| Current | 2,5A up to 3A |
| Type | External power supply |
| INPUTS | |
| 1 line input | Balanced or unbalanced line |
| Input 2 | Line, 70 V, 100 V, or high-voltage audio |
| Phantom Mic 1 Power supply | 12V (activated via Dipswitch) |
| AURACAST™ OUTPUT | |
| Auracast™ | Not integrated |
| Auracast™ connector | Connector on PCBA or 4-point terminal block |
| LOOP OUTPUT | |
| Number of loop outputs | 2 |
| Loop connector | 2 pts - 3.5 mm pitch Buchanan series |
| Output signal | Voltage - polarized at Vin/2 |
| Loop output current | 3,5 Arms (PS-HMD24V) 4,5 Arms (PS-HMD32V) |
| Output voltage | 48Vpp/3Arms max. depending on loop characteristics |
| Output voltage (with PS-HMD32V power supply) | 64Vpp/4,5Arms max depending on loop characteristics |
| AUDIO | |
| Frequency response | 80Mhz-8kHz |
| Metallic | Adjustable MLC |
| Automatic gain control (AGC) | Peak detection adapted for voice |
| Integrated signal generator | Pink noise and 1Khz |
| SETTINGS AND USER INTERFACE (UI) | |
| Configuration | Dipswitch |
| Input and output adjustment | Potentiometer |
| LED | Power, Auracast, default / clip, Loop 2 (HMD1.2) |
