- 4%
Train Electronic Accessories
800-5520 SD-2 Semaphore Driver
$24.95
$23.95
In Stock
Brand : Circuitron Electronics
TOR5520
The SD-2 Semaphore Driver is designed for use with the CIRCUITRON TORTOISE™ and an upper or lower quadrant semaphore style signal. NOTE: Neither the TORTOISE™, the signal
nor the signal linkage are included.
The SD-2 provides all the logic circuitry necessary to drive the signal to all three positions, and is designed to work with CIRCUITRON BD-1, BD-2 or BD-3 Block Occupancy Detectors. Other detection circuits that provide a logic low (- or ground) output may also be used. A minimum of 2 blocks must have detectors installed to allow 3 position indications. The SD-2 measures 2” x 3” and requires a 10-18 volt DC power source for proper operation.
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Customer questions & answers
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
Does the sonos one pair up with a sonos play1 as a stereo pair ?
As long as the players are grouped in a configuration to your liking, you can ask Alexa on the Sonos One or on an echo device to start music and playback will begin across the Sonos grouping.
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