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Ramsey Electronics Model No.
Here's the ultimate radio antenna for your micro-power
transmitters and high sensitivity receivers. Maximum power
radiation is assured by proper impedance matching and
computer design. Greatly increases transmission range! Use
what the professionals use, step up to the pump and increase
your coverage!
•
Broadband design for full FM broadcast band coverage
•
75 ohm cable connections for easy hookup and low cost
•
Simple, heavy duty PVC construction for a durable antenna
that will last for years and years
•
Designed for use with either transmitters or receivers
•
Helps to increase transmission distance by providing a
better radiator than just "hanging wires"
•
Reduces hum problems by reducing reflected RF power into
micro-transmitters
•
Mountable in either horizontal or vertical position for easy
polarization selection
TM100
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Related Manuals for Ramsey Electronics TM100
Summary of Contents for Ramsey Electronics TM100
- Page 1 Ramsey Electronics Model No. TM100 Here’s the ultimate radio antenna for your micro-power transmitters and high sensitivity receivers. Maximum power radiation is assured by proper impedance matching and computer design. Greatly increases transmission range! Use what the professionals use, step up to the pump and increase your coverage! •...
- Page 2 Ramsey Electronics publication No. MTM100 Revision 1.1a First printing: May. 1996 MRW COPYRIGHT 1996 by Ramsey Electronics, Inc. 590 Fishers Station Drive, Victor, New York 14564. All rights reserved. No portion of this publication may be copied or duplicated without the written permission of Ramsey Electronics, Inc.
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Page 3: Table Of Contents
Ramsey Publication No. MTM100 Price $5.00 KIT ASSEMBLY AND INSTRUCTION MANUAL FOR TM100 TRU MATCH FM BAND ANTENNA TABLE OF CONTENTS Introduction ........4 How Does It Work? ......4 Learn As You Build ......5 Parts List .........7 Construction ........8 Testing ..........13 Setup ..........14... -
Page 4: Introduction
INTRODUCTION TO THE TM100 At Ramsey Electronics we are constantly bombarded with questions on how to get the micro power transmitters to go as far as possible without worry about FCC rules being broken. Here is the answer all you callers and others interested in getting the most out of the FM micro-transmitters. -
Page 5: Learn As You Build
(1). The part is then soldered securely to the board (2-4), and the remaining lead length is then clipped off (5). Notice how the solder joint looks on close up, clean and smooth with no holes or sharp points (6). TM100 Page 5... - Page 6 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. TM100 Page 6...
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Page 7: Parts List
RAMSEY TM100 PARTS LIST Included 15 Plastic wire tie wraps 5 3/16” ID, 1 1/4” OD fender washers 1 54” Piece of Ladder-line twin lead antenna cable 1 3’ Piece of RG174U thin lead coax 1 F Connector and hardware 3 1”... -
Page 8: Construction
CONSTRUCTION OF THE TM100 1. Cutting the ladder-line twin lead antenna wire. To properly ‘size’ the antenna, we will want to center our measurements from the center point of the twin lead wire. Then measure from this point out exactly 27 inches in each direction as shown and then cut. - Page 9 14. Twist the center conductor wires together and solder them into a group. 15. Thread one end of the coax through the hole shown from the top side of the board down through the bottom. Pull about 4” (10cm) through. TM100 Page 9...
- Page 10 Now we are finished with the actual antenna assembly. If we were to hook it up now we would have a working unit, but first we are going to install the unit into the PVC pipe to keep things together. TM100 Page 10...
- Page 11 29. Clip the excess tie wrap end off. 30. Repeat steps 26 through 29 for the other side of the antenna. Fender Washers TM100 Page 11...
- Page 12 ‘F’ connector since they are very common, easy to attach on coax and work well at these frequencies. 40. Mount the ‘F’ connector in the endcap as shown, using the hardware in the order of: Nut-Lockwasher-PVC end cap-Nut-Solder Lug-F Connector as shown. TM100 Page 12...
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Page 13: Testing
The elbow allows you to mount the antenna either vertically or horizontally. TESTING OUT THE TM100 For these next few steps we will need the following things: A sensitive receiver (preferably with signal strength meter) A length of coax, the same one you will be using on final hookup. - Page 14 Consult a good antenna book for more details on antenna grounding. TM100 Page 14...
- Page 15 But on rare occasions a sour component can slip through. All our kit parts carry the Ramsey Electronics Warranty that they are free from defects for a full ninety (90) days from the date of purchase. Defective parts will be replaced promptly at our expense. If you suspect any part to be defective, please mail it to our factory for testing and replacement.
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Page 16: How Does It Work
• Desoldering Braid Ramsey RTS08 • Digital Multimeter Ramsey M133 Price: $5.00 Ramsey Publication No. MTM100 Assembly and Instruction manual for: RAMSEY MODEL NO. TM100 TOTAL SOLDER POINTS ESTIMATED ASSEMBLY TIME Beginner ....3 hrs Intermediate ..2 hrs Advanced .....1 hrs...