Ramsey Electronics manual URC1 Remote Control Features, Introduction to the Ramsey URC1

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URC1 REMOTE CONTROL FEATURES:

Six digit display for long codes

Fast DTMF decoding time for fast automatic phone dialers

Sensitive audio input for faint tones

Tone feedback for confirmation of commands

Accurate decoding, rejects dial tones and normal audio

Small size, runs on 7 to 15 VDC.

Fully microprocessor controlled for ease of use

Has many features, and is fully expandable

Included are 15 switched outputs, 4 adjustable voltage outputs (0-5VDC), 2 digital pots, and 3 real time timers that on and off times are adjustable from 10 ms to 40 hours.

Expandable to 48 more switched outputs, and two more pots.

Two levels of password protection, with a master as well as a user password.

Everything is included to get the unit up and running, all that is required is a power supply, and some source of DTMF tones.

Add our matching case and knob set for a finished "pro-look."

INTRODUCTION TO THE RAMSEY URC1:

The Ramsey URC1 is a microprocessor controlled remote control that uses DTMF for turning voltage levels up and down, pots up and down, timers on and off, and outputs on and off. It uses the 0-9 digits as well as the * and # digits of a DTMF encoder, but can also use A-D tones for password protection. Having two levels of password protection, the master (who owns or runs the URC) can prevent the user (anyone else) from changing the states of selected controls, which prevents a user from turning on something that does not need to be turned on. A six digit display shows the valid codes that were pressed, and shows errors along the way. The display blanks during passwords as well as when the unit is finished being accessed to save on power.

NOTE TO NEWCOMERS: If you are a first time kit builder you may find this manual easier to understand than you may have expected. Each part in the kit is checked off as you go, while a detailed description of each part is given. If you are to follow each step in the manual in order, and practice good soldering and kit building skills, the kit is next to fail-safe. If a problem does occur, the manual will lead you through step by step in the troubleshooting guide until you find the problem and are able to correct it.

URC1 • 4

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Contents Universal Remote Control Ramsey Transmitter Kits Table of Contents Ramsey ELECTRONICS, INCURC1 Remote Control Features Introduction to the Ramsey URC1HOW the URC1 Works Ramsey Learn AS YOU Build Assembly Strategy Tips and NotesRamsey URC1 Parts List Semiconductors CapacitorsResistors Hardware and MiscellaneousConstruction of the URC1 URC1 7805 Shiny side Topside PC Board Nut Screw URC1 Support wire Solder Fillet Main Displayboard URC1 Initial Testing Troubleshooting Tips Using Your URC1 URC1 URC1 Setting up the URC1 Charts and Diagrams QH’Common To access the URC1 To set the passwordURC1 Control Codes To set an output on or offTo set a Level To set a Control PotTo set a Timer To vary the resistance up*CLevel ## or *2Level ##Special codes Resetting the entire unit For the master user to exclude devices from the userDone Accessing the URC1 Testing the URC1Other tones URC # Connector considerations Expanding NotesURC-1 Parts Layout Diagram Ramsey Kit Warranty URC1 Universal Remote Control Estimated Assembly TimeRequired Tools Additional Suggested Items