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Home Build Device!

Lock-o-phone TELEPHONE DTMF (dial) based automator, for door opening and miscellaneous automation  

Lock-o-phone, is a device for remote automation using plain old telephone line !
Main concept of the device is that you call landline number, device answers after a few rings, and using telephone keys (DTMF) you can
unlock a door, activate an alarm,start water pump etc.

Need "phone port" (plain old landline) either form a Fiber router, or a DSL router or IP-Terminal adapter or GSM-adapter

Using OUT you can control an action (relay ), Using IN you can check a input state like magnetic contact, floater etc



-> Device comes as in photo 1 minor optical modification may apply its isize is 75mm x 50mm
-> Expand-IO 8, sold SEPARATE and it attached cascaded to main board to a maximun of 4 EXPAND-IO thats 6 OUTS+6IN. Size is 40mm x 55mm
    IF you buy mainboard + at least 1 expander device has soldered pins for expansion, otherwise they it is NOT populated
-> WhiteBox Sold separate and can fit mainboard ONLY . Size is 105mm x 80mm x 25mm

DTMF Telephone Relay Switcher,  Remote DTMF Control

* if you ONLY need to activate a relay during ringing check my other item -> Telephone Ring Detector