Smart ElectronicsAS1186KT - 4/8-Channel Telephone Activated Relay Boardhttps://www.quasarelectronics.co.uk/media/ecom/prodsm/smart-kit-1186.jpg4/8 channel DTMF telephone activated relay board. Control up to 8 mains rated electrical device simply by calling your phone from any location in the world...Electronics > Circuit Components > Printed Circuit Boards > Development Boardssmartkit_1186kt1186KTGBP89.95Quasar Electronics LimitednewConditionInStockhttps://www.quasarelectronics.co.uk/Item/smart-kit-1186-8-channel-telephone-activated-relay-board
You can use this DTMF Decoder board to control up to 8 electrical devices simply by calling your phone from any location in the world and making a few key presses.
Each channel has a mains rated 5 amp relay output that can be independently controlled and an LED indicating the relays status. The relay status can also be verified over the phone line. You can use the relays to control any devices you have in your house, office or factory.
4 number user-settable access code for security. The circuit is PIC based for accuracy and reliability. The unit will answer the incoming call almost immediately (1 ring). This setting is not user adjustable. If you require more flexibility please see our 4-Channel DTMF Telephone Remote Control Relay Switcher (3140).
The board includes an impedance matching transformer. RJ-11 telephone Line-in and Extension-Out sockets. Solder posts for relay and power connections. Solder provided with kit version.
1186KT and AS1186-4 are supplied with relays for 4 positions only. AS1186-8 is supplied with all 8 relaysAdditional relays can be purchased for populating the remaining 4 positions (see Order Code RLYSPDT10A below).