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MASTER TO SUB COMMUNICATION
- 12V DC, 300mA per station. *Use PS-12C power supply
- Subs call in with call tone and LED, 20 sec.
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Depress station button with lit LED. Press to talk, hands free reply.
No LED annunciation between masters.
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Hands free reply from responding master.
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*800mW receive at 20ohms. 500mW transmit at 20ohms.
- 30V DC, 0.1A (resistance load).
- 12V DC, 300mA.
- Use shielded multi-conductor wire, not twisted pairs.
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2 conductors per sub, homerun (single master system), or 3 conductors per sub (multi-master system). (Use Aiphone #822202 or #822203.)
- 650' with 22AWG, 1600' with 18AWG
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