Ramsey Electronics BS1 Manuel d'instructions

SG7• 1 “SPEEDY” PERSONAL SPEED RADAR KIT Ramsey Electronics Model No. SG7 YOU BE THE COP! “CLOCK” CARS, BIKES, PLANES, HORSES, JOGGERS,

SG7• 10  6. Use needle-nose pliers to close both strain-relief clamps, but be sure you don't crush through the wire insulation!  7. Install bo

SG7• 11 Your battery power supply can be enclosed in whatever style of pack that suits your needs, tastes and budget. Discount-priced camera accessor

SG7• 12 LED SCHEMATIC DIAGRAM:

SG7• 13 LED PARTS LAYOUT DIAGRAM:

SG7• 14 BUILDING THE LED SPEED READOUT UNIT: There are FOUR basic considerations in assembling this PC board: 1. Good, basic PC board construction t

SG7• 15  Step 1: Install U1, 14-pin IC, type LM324.  Step 2: Install U2, 14-pin IC, type MC14093 (or CD4093).  Step 3: Install U3, 14-pin IC, type

SG7• 16  14. Install R6, 1 megohm resistor [brown-black-green].  15. Install R8, 22K ohm resistor [red-red-orange].  16. Install R27, 220 ohm res

SG7• 17 •If U2 is marked "CD4093", then C20 is 22µF electrolytic capacitor. •If U2 is marked "MC14093", the C20 is 33µF electrol

SG7• 18 40. Install R24, 220 ohm resistor [red-red-brown]. 41. Install C19, .01µF disc capacitor (marked .01 or 103 or 10nF).  42. Install C16, 1

SG7• 19 side. Do a trial positioning in order to understand how the jack is connected. Notice that the edges of the two jack lugs will be perpendicul

SG7• 2 RAMSEY TRANSMITTER KITS • FM100B Professional FM Stereo Transmitter • FM25B Synthesized Stereo FM Transmitter • MR

SG7• 20 panel decal, it may be sprayed with a fast-drying clear acrylic or urethane finish. Be sure to mask off the red lens window to avoid covering

SG7• 21 MICROWAVE OSCILLATOR PARTS LAYOUT: 1.1" LONG ANTENNA CONNECTOR MOUNTED ON GROUND PLANE SIDE

SG7• 22  1a. Disc capacitors C1 and C2, .01µF (marked .01 or 103 or 10nF) are installed as a single operation. Notice that each has one lead going t

SG7• 23  8. Install D1, the 1N4148 diode. Be sure not to confuse it with the special 1SS99 hot carrier diode which is smaller and has black and blu

SG7• 24 is important for several reasons. If it is damaged, your project will be on hold until you can get a replacement from us. Also, lead wires MU

SG7• 25 the 1.1" antenna extending neatly through the pre-cut notch. While the first one or two bends can be made using a small hobby vise, the

SG7• 26  6. Make a final check for straightness and antenna positioning.  7. Solder all 4 sides of the oscillator assembly to the can. A solid sol

SG7• 27 MAKING THE METAL RADAR ANTENNA HOUSING: "What??? I paid all this money for an electronics kit and I'm now expected to solder some t

SG7• 28  3. Line up the main seams of both cans in a straight line. (This is only for a better-looking job.)  4. With the two cans perfectly join

SG7• 29 TESTING AND CALIBRATION: 1. Connect an earphone to J2, using a subminiature plug or adapter. 2. Connect the counter and oscillator units to

SG7• 3 SG7 PERSONAL SPEED RADAR Ramsey Publication No. MSG7 Price $5.00 TABLE OF CONTENTS Work involved in building the SG7 ...4 Doppler de

SG7• 30 FINAL CALIBRATION: To put it simply, the SG7 is calibrated by adjusting the control while pointing the antenna unit at a vehicle traveling a

SG7• 31 TROUBLESHOOTING HINTS 1. Instructions are provided for checking voltages on the microstrip oscillator board before soldering the cover on.

SG7• 32 MODIFICATIONS: We are always interested in any customer reports and suggestions on adaptions of the basic SG7 design. We do not recommend a

SG7• 33 USING THE SG7: The SG7 Personal Speed Radar is suitable for any application which comes within its specified range and accuracy. It was desig

SG7• 34 The Ramsey Kit Warranty Please read carefully BEFORE calling or writing in about your kit. Most problems can be solved without contacting th

SG7• 35 3. FACTORY REPAIR OF ASSEMBLED KITS: To qualify for Ramsey Electronics factory repair, kits MUST: 1. NOT be assembled with acid core sol

SG7• 36 SG7 PERSONAL SPEED RADAR KIT Quick Reference Page Guide Introduction to the SG7 ...4 Parts list ...

SG7• 4 PLEASE, PLEASE READ THIS! THANK YOU for purchasing the SG7 Speedy Radar Gun. This is a kit project that we're especially proud of. We&ap

SG7• 5 soldered in place very easily, so long as its creases are formed carefully. The oscillator board, enclosed in its tin shield, is soldered to a

SG7• 6 A Doppler radar measures the velocity of a moving object by doing something useful with the detected shift in carrier frequency of the returne

SG7• 7 PARTS LIST: LED SPEED READOUT PC BOARD: CAPACITORS  1 100pF capacitor (marked 100 or 101) (C16)  1 2200pF disc capacitor (marked .0022 or

SG7• 8 OTHER COMPONENTS  1 SG7 printed circuit board  1 Case kit  1 Miniature stereo (signal) jack (J1)  4 case screws  1 S

SG7• 9 ASSEMBLING THE 2-CONDUCTOR SIGNAL CABLE: Your SG7 kit includes two plugs and a length of 2-conductor shielded cable for making the custom cabl