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AVS10 –  1  

Ramsey Electronics Model No.      AVS10 

Don’t miss a beat; watch 4 cameras on one monitor!  Perfect for 
multiple video camera installation, stores, household 
surveillance systems, and more!  

Automatic sequential switching of up to 4 separate video sources 

Perfect for security cameras and baby monitors 

Enable or disable video sources with the flick of a switch 

Manual “hold” selection of any source 

Variable front panel timing control 

Easy one evening assembly 

Add our matching case and knob set for a pro look 

AUTOMATIC 

SEQUENTIAL VIDEO 

SWITCHER 

Summary of Contents for AVS10

Page 1: ...stems and more Automatic sequential switching of up to 4 separate video sources Perfect for security cameras and baby monitors Enable or disable video sources with the flick of a switch Manual hold se...

Page 2: ...rection Finder Kit HR Series HF All Mode Receivers QRP Series HF CW Transmitters CW7 CW Keyer CPO3 Code Practice Oscillator QRP Power Amplifiers RAMSEY MINI KITS Many other kits are available for hobb...

Page 3: ...ircuit Description 4 Block Diagram 5 Parts List 6 Parts Layout Diagram 7 Schematic diagram 8 Assembly instructions 10 Initial Testing 13 Troubleshooting 13 Ramsey Warranty 15 INSTRUCTION MANUAL FOR RA...

Page 4: ...s to control the switching of up to 4 input video signals By periodically testing the state of each enable switch S1 1 S1 4 the microcontroller U1 will activate the respective video control switch U2...

Page 5: ...bled STOP SCAN Pressed IN Check STOP SCAN Switch Check Switch 2 Turn ON Video 2 Conrol Line 1 to 5 Second Delay Turn OFF Video 2 Conrol Line Video Enabled STOP SCAN Not Pressed Video Disabled STOP SCA...

Page 6: ...01 F ceramic disc capacitors marked 01 103 or 10nF C2 3 1 10 F electrolytic capacitor C5 1 470 F electrolytic capacitor C4 SEMICONDUCTORS 1 1N4004 diode D1 1 7805 5 volt regulator VR1 1 4066 quad anal...

Page 7: ...AVS10 7 AVS10 PARTS LAYOUT DIAGRAM...

Page 8: ...AVS10 8...

Page 9: ...chniques Let your soldering iron tip heat both the component lead wire and PC board trace enough so that the wire itself AND the foil trace BOTH become hot enough TOGETHER to melt a bit of solder so t...

Page 10: ...or marked 100 101 or 100K 14 You will now need to install the first of your jumper wires Before installing in the PC board you will need to form a clipped off lead saved from previous steps into what...

Page 11: ...P3 and JMP4 21 Install the RCA jack J1 This is another part you will want to be careful to seat properly before soldering Be sure to solder all four tabs Three of the tabs are connected to ground and...

Page 12: ...nu sec tion Consult your TV owners manual for help with this Select the video inputs to be enabled by switching the appropriate input on S1 Ex J1 VIDEO 1 Turn on the AVS10 With the SCAN STOP button ou...

Page 13: ...b lems CONCLUSION We sincerely hope that you will enjoy the use of this Ramsey product As al ways we have tried to compose our manual in the easiest most user friendly format that is possible As our c...

Page 14: ...AVS10 14...

Page 15: ...h be assured that the 1K ohm resistors are actually the missing 10 K parts Hum m m I guess the red band really does look orange Ramsey Electronics project kits are packed with pride in the USA If you...

Page 16: ...ion Manual for RAMSEY MODEL NO AVS10 AUTOMATIC VIDEO SWITCHER RAMSEY ELECTRONICS INC 590 Fishers Station Drive Victor New York 14564 Phone 585 924 4560 Fax 585 924 4555 www ramseyelectronics com REQUI...

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