Model Trains

Increases airflow to keep interior components of Receiver (#227-55471; also included with #55470, both sold separately) .....
...more about the Crest Fan for 55471 -- Above 5 Amps

...more about the Crest Wire Set For Charging

Now you can see what your railroad looks like from the engineer's point of view! With a camera slightly larger than the diameter of a quarter and only 3/4'' deep, you can ride along with just about any loco. The camera broadcasts to the included receiver which is connected to a TV or VCR and you can watch all the action as if you were in the cab yourself. System includes camera, microphone enclosed within camera case, receiver, 9V battery connector, a 36'' two-wire A/V .....
...more about the Crest Video -- Train Remote View Camera System

Thus edition of the Train Engineer system eliminates the worry of clean track. Signal is transmitted via airwaves instead of through the track so it can run on battery or track power. Sound, all lighting functions and more can be operated from thehandheld transmitter. Control up to 999 trains and accessories with one transmitter and identify every locomotive by both description and roadnumber. Innovative throttle allows easy and accurate operation. A graphic display walks .....
...more about the Crest Train Engineer -- 2.4 GHZ

...more about the Crest Micro Switch -- Single

Scale size housing, easily mounted on any freight car. High-intensity LED slowly flashes a bright light rearward. Requires 3V input, easily obtained from two small batteries; the TP-1 Track Power (#800-2001), can be used if the car is equipped with track power .....
...more about the Circuitron End-Of-Train Flasher -- Red Light

Alternately flashes two 1.7mm diameter, high-intensity, lens-end lamps (included) at a slow rate to simulate ditch lamps. With the addition of a DPST or DPDT switch, the DL-1 circuit can be bypassed so the lights stay on. Requires 2.4-3V DC input from batteries, TP-2 #800-2002 or .....
...more about the Circuitron DL-1 Oscillating Ditch Lights

Simple, inexpensive circuits for flashing LEDs or lamps (sold .....
...more about the Circuitron Basic Flasher for LED's - HO-Scale

Miniature voltage regulator can power any CIRCUITRON LED- type Strobe Flasher or EOT flasher from track power. Can be used as a constant lighting unit in unpowered rolling stock. 35 mA output will power 2-3 Strobes or EOT Flashers, LEDs with a 47 ohm resistor, one #7418 ot two be present whether train is moving forward or backward. Can be used with DC, AC or Carrier Control .....
...more about the Circuitron TP-1 Track Power Adapter

Will power the ML-1 Mars Light and Strobe Flashers and also has outputs that will provide directional constant lighting. Fits most HO locos, can be used with motors drawing up to 1 .....
...more about the Circuitron TP-2 Track Power Adapter

Ideal for constant lighting source in unpowered rolling stock. No ballast lamps or motors required. Will power Mars flasher in models driven by low current can motors. Works with all forms of track power. Max current output is 1/2 .....
...more about the Circuitron TP-3 Track Power Adapter

A low-cost circuit that alternately flashes two LEDs at a constant rate. Animate emergency vehicles, signs, barricades, towers, etc. Simple to install. Powered by a 9V battery, or by using .....
...more about the Circuitron Emergency Flasher -- .120'' Red

Flashes LEDs or lamps. Connects to Detection Units. Maintains constant flash rate. 1.5 x 3'' printed circuit board. Requires 10-18V AC or DC input. 250 ma. .....
...more about the Circuitron FL-2 Alternating Flasher

Specifically deigned for use at grade crossings, using Opto-Sensors to detect the train. Output controls flasher, gates, bells, etc. Detects train when an Opto-Sensor is covered. Senses track polarity and activates only the Opto-Sensors for the direction of travel. Always turns off after the last piece of rolling stock clears the crossing. Includes four Opto-Sensors. Requires an Alternating Flasher Unit to operate flashing lamps. Note; DT-1 cannot detect a short train or .....
...more about the Circuitron DT-1 Grade Crossing Detection Unit

Specifically deigned for use at grade crossings, using Opto-Sensors to detect the train. Output controls flasher, gates, bells, etc. Full logic system duplicates prototype grade crossing action. Does nt require sensor stay covered to activate. Integrated memory keeps output ''on'' until last car clears the crossing. Activates whenever a train approaches from either direction, If trains stop short then backs away, until will detect that and turn output ''off.'' Independent .....
...more about the Circuitron Dt-2 Grade Crossing Detection Unit

Specifically deigned for use at grade crossings, using Opto-Sensors to detect the train. Output controls flasher, gates, bells, etc. Single-direction unit for crossing where bi-directional detection is unnecessary, such as a mainline with trains traveling in only on direction. Operates with any train length. Completely independent of track power. Use in any scale. Requires 10-18V AC or DC .....
...more about the Circuitron DT-3 Single-Direction Grade Crossing Detection Unit

Ideal for spotting a hidden train or piece of rolling stock. Four independent detection units combined onto one circuit board, can be used separately or together to control external devices. Supplied with four Opto-Sensors that mount between railsto detect movement. When train covers a sensor, the unit activates any connected DC accessory, such as an indicator light on a control panel. Independent sensitivity controls are provided for adjusting each Opto-Sensor to lighting .....
...more about the Circuitron DT-4 Rolling Stock Detection Unit

Specifically deigned for use at grade crossings, using Opto-Sensors to detect the train. Output controls flasher, gates, bells, etc. Single-direction grade crossing detector with alternating flasher ion one circuit board. Operates with any length train. Independent of track power. Use in any scales. Can power two 250 ma loads (five grain-of-wheat lamps or ten LEDs per side). 10-18V AC or DC .....
...more about the Circuitron DF-1 Grade Crossing Detector w/Flasher

Regulated AC to DC .....
...more about the Circuitron PS-2 Converter

Solid state, provides positive power to dual-coil switch machines. Protects from burnout due to stuck pushbuttons, short circuits, etc. Operates off accessory terminals of power pack or transformer up to 25V. 24V input can activate 5 to 10 coils simultaneously if connected to same control. Instant recycle time. Includes a section of Printed Circuit Mounting Track .....
...more about the Circuitron Snapper Switch Machine Power Supply

Designed to power the EF-1 Emergency Flasher in situations where battery operation is undesirable. Accepts AC or DC input of 10-18V and converts it to 9V .....
...more about the Circuitron PS-3 Power Supply

A self-contained AC to DC converter with an adjustable voltage can be adjusted anywhere between 1.25 and 12.00 volts DC. Maximum continuous current output of the PS-2A is in excess of one amp. Ideal for powering any low current DC accessories including 1.5V micro-lamps. The AC or unfiltered DC input should be about 5-6V higher than the desired regulated aouput. The input voltage to allow maximum current output. The input voltage may be as high as 22V, but this may result in .....
...more about the Circuitron PS-2A Converter & Regulator

Changes direction when the Opto-Sensor is covered. Use for test track, window display, mine train or automatic reverse loop operation. Pushbuttons can be connected for manual reversing. Requires 12V DC power source. Constructed on 2 x 3'' printed circuit .....
...more about the Circuitron AR-1 Automatic Reversing Circuit

Same as AR-1, but with adjustable delay to hold train at sensor before reversing. Adjustable delay from one second to over one minute. Can be connected to pushbutton or DT-4 to permit stops and delays without reversing. Requires 12-18V DC power supply. Constructed on 3 x 3'' printed circuit .....
...more about the Circuitron AR-2 Automatic Reverse w/Adjustable Delay

Tiny Opto-Sensors detect train movement. Sensors mount between the rails and activate circuitry when shaded from a passing train. Independent of track power, rolling stock requires no modifications. Sensors fit between ties and may be ballasted over in most cases. Circuitry is extremely sensitive and will operate properly under very low levels of room light. Positive indication whenever a section of a layout is occupied by rolling stock. Contains all circuitry to power .....
...more about the Circuitron BD-1 Optical Detector

Slows train speed in a section of track. Bi-directional; use with AC or DC power. Output is continuously variable between 1/4 and 3/4 of the input .....
...more about the Circuitron AS-1 Automatic Slowdown

Use with detection units for adjustable delay with self-contained relay on the output. Great for automatic stop at a station or siding. Time delay adjustable from 0 to over one minute. Requires 12V DC power .....
...more about the Circuitron TD-1 Time Delay Circuit

Activates dual-coil switch machine when used with DT-4. Momentary pulse when detection unit is activated, protects from burnout. Can be used to control both directions. Requires 10-18V AC or DC input. The higher the voltage, the greater the outputpower. Recycle time on each side is 1-2 .....
...more about the Circuitron TC-1 Automatic Turnout Control

Connects to Detection Unit to simulate crossing bell. Rate and volume are adjustable. Designed for under-layout mounting. Use with 10-18V AC or DC. Includes separate 2-1/2'' .....
...more about the Circuitron BR-1 Bell Ring Circuit w/Bell

Electronic multi-chime diesel horn with speaker and push button. With external switches, DH-1 can produce three different single frequency tones, three different dual chime tones and three chime tone. Requires a 10-18V AC or DC .....
...more about the Circuitron DH-1 Diesel Horn Sound System