Clear-Com HRM-4X, HelixNet Remote Station

Channels
Four local from any networked Main Station. One local and any networked program audio feeds (assignable to intercom channels).

Connectors
Intercom Line: (1) 3-pin XLR-M, (1) 3-pin XLR-F

Intercom Line Pin Function:

Pin 1: Ground

Pin 2: +30V DC and Audio

Pin 3: -30V DC and Audio

Ethernet/PoE: Ethercon RJ-45

Headset: 4-pin XLR–M

Gooseneck Mic: 3-pin Tuchel

USB: Type A

Program: 3-pin XLR–F

SA (Stage Announce): 3-pin XLR–M

Hot Mic/IFB Interface: 1/4” (0.64 cm) phone jack

GPIO: 9 way D-type male (1 Opto-Iso GPI, 1 GPO Relays)

DC Power: 3-pin to AC adapter (provided)

Microphone Pre-amplifier
Headset Mic Impedance: 200Ω (Dynamic)

Headset Mic Voltage: 1.7V (Electret selectable)

Limiter: +23dB

The following specified for a route to four-wire output at 0dBu out:

Mic Gain: 60dB (Dynamic), 45dB (Electret)

Frequency Response: 300Hz – 10 kHz ±3dB

Contoured for Intelligibility Distortion: <0.2% THD @ 1kHz

Distortion: <0.2% THD @ 1kHz

Noise: <-55dBu (Dynamic),<-65dBu (Electret)

Headphone Amplifier
Load Impedance: >32Ω

Output Level: +12dBu before clipping

Sidetone: -12dBu (selectable)

The following specified for a route from a four-wire input at 0dBu in:

Max Gain: 0dB

Frequency Response: 180Hz – 11kHz +3dB

Distortion: <0.1% THD @ 1kHz

Noise: <-65dBu

Headphone Limiter: 0dBu (selectable)

Loudspeaker Amplifier
Load Impedance: 8Ω

Output Level: +18dBu before clipping

The following specified for a route from a four-wire input at 0dBu in:

Max Gain: 18dB

Frequency Response: 200Hz – 10kHz ±3dB

Distortion: <0.1% THD @ 1kHz

Noise:<-50dBu

Program Line Input
Maximum Level Before Clipping: +18dBu

Nominal Input Level: 0dBu (selectable)

Input Impedance: >= 10KΩ

The following specified for a route to four-wire output at 0dBu out:

Frequency Response: 20Hz – 10kHz ±3dB

Distortion: <0.2% THD @ 1kHz

Noise: <-65dBu

Stage Announce Input
Maximum Level Before Clipping: 18dBu

Nominal Output Level: 0dBu (selectable)

Output Impedance: <= 100Ω

The following specified for a route from a dynamic headset:

Frequency Response: 300Hz – 12kHz ±3dB

Distortion: <0.1% THD @ 1kHz

Noise: <-55dBu

Hot Mic Input
Maximum Level Before Clipping: +12dBu

Nominal Output Level: 0dBu (selectable)

Output Impedance: <= 100Ω

The following specified for a route from a dynamic headset:

Frequency Response: 300Hz – 12kHz ±3dB

Distortion: <0.2% THD @ 1kHz

Noise: <-55dBu

Power
Via Powerline:

4W DC Voltage Range: ±30V

Via AC Adapter:

Input Voltage Range: 100 – 240VAC

Input Frequency Range: 50 – 60Hz

Input Power: <= 250VAC

AC Adapter Power Connector: IEC60320- 1-C14

Via Power-over-Ethernet (PoE):

Connector: RJ-45

Conforms to PoE standard: IEEE 802.3af-2003

Power Required: 13W

Environmental
32º – +104ºF (0 – +40ºC)

90% relative humidity

Dimensions
1.75 x 19 x 6.4 in (HxWxD)

(44 x 483 x 165 mm)

Weight
4 lbs (1.8kg)