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2-Line Digital Telephone Hybrid Interface Module.


  • Auto-nulling
  • Establishes IFB connections between main and remote intercoms
  • Enables telephone calls directly from an Eclipse HX system
  • Eclipse HX Configuration Software (EHX)

Item Code




Frequency Response: 300Hz - 3.4kHz

Send Gain Control Range: +/-12dB

Receive Gain Control Range: +/-12dB

Ring Detect Sensitivity: Operates with most international telephone ring signal standards.

Auto-Mode Levels: -12dBv on intercom line for -9dBm on telephone line; -27dBm on telephone line for -12dBv on intercom line.

Telephone Disconnect

Dial Tone: 350Hz + 440Hz, continuous

Busy Tone: 480Hz + 620Hz, 0.5 sec on / 0.5 sec off

Reorder Tone: 480Hz + 620Hz, 0.25 sec on / 0.25 sec off

Loop Current Interruption: >5 ms

DC Isolation: >10MΩ between each telephone line and the IMF interface frame.


Supplied by the PSU-101 power supply

Voltage Required: Between +/-8 and +/-12 Volts

DC unregulated

Current Required: +370mA /-130mA

Connectors (via IMF Frame)

To Matrix Frame: (2) RJ45

DB-9M Connector: (2) telephone line connections (2) for relay contacts

Relay Contacts: Type “A1”, “Dry”, normally open when TEL-14 is on-hook

Controls and Indicators

(2) Hook switch and LED

(2) Send Volume control and LED

(2) Receive Volume control

(2) Auto Gain switch and LED

(2) Auto Answer switch and LED

(2) Auto Nulling reset switch


Operating Temperature: 32° - 104°F (0° - 40°C)

Storage Temperature: -67° - 158°F (-55° - 70°C)

Humidity: 90% non-condensing


5.06 x 1.38 x 9.16 in (HxWxD)

129 x 35 x 233mm

12.5oz (0.32kg)

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