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Manual Ramsey Electronics LPY2

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  • Ramsey Electronics LPY2 - page 1

    LPY 2 • 1 THE ‘ LOGI’ LOG PERIODIC ANTENNA Ramsey Electronics Model No. LPY2 Constructed on rugged FR -4 material, it requires no tuning an d has no fragile antenna elements to break or twist! Covers the entire 900 to over 2,500 MH z frequency range. Why settle for any old antenna… th is little baby “compresses” the signal into a powerf ...

  • Ramsey Electronics LPY2 - page 2

    LPY 2 • 2 RA M SEY T RA N SMIT T ER KIT S • FM100B Professional FM Stereo Transmi tter • FM25B S yn thesiz ed Stereo FM Transmitter • MR6 Model Rocket Track ing Transmitter • TV6 Television Tra nsmitter RAMSE Y RECEI VER KITS • FR1 FM Broa dcast Receiver • AR1 A ircraft Band Recei ver • SR2 Shortwa v e Receiver • SC1 Shortwav e Co ...

  • Ramsey Electronics LPY2 - page 3

    LPY 2 • 3 Ramsey Publication No. MLPY2 Price $5.00 TABLE OF CONTENTS Introduction ... .............................. 4 Antenna Descrip tion ................... 4 Standard Hook-up ...................... 5 Low Frequency Modification ....... 7 Buildi ng a C orner Re f lecto r ......... 7 Buildi ng a R eflec tor Gri d ............. 9 LPY 2 Re turn L ...

  • Ramsey Electronics LPY2 - page 4

    LPY 2 • 4 INTR ODU CTI ON This small log periodic antenna, which we call the ‘ Logi’, is ideal for getting the maximum performance out of any UHF to lo w frequency microwave wireless system. Its directional pr operties “com pres ses” the signal into a powerful beam that is 4 times more powerful in the desired direction. It is the ideal an ...

  • Ramsey Electronics LPY2 - page 5

    LPY 2 • 5 STANDARD HOOK-UP Normal applications are well suited by the default performance of the unit without the need for cumbersome reflective elements. The standard w iring configuration is simply to use the Logi as the co mplete antenna and merely add a means of connection for your radio. T he easiest method to inter f ace your antenna and ra ...

  • Ramsey Electronics LPY2 - page 6

    LPY 2 • 6 LOGI LOW FREQUE NCY MODIFICATION If your radio system requires DC isolati on or y ou pl an to use y our Lo gi below 900 MHz, the small conne cting traces nea r the rear of the antenna shou ld be cut. B y removing these traces y ou c an extend the eff ective frequency range down to 825 MHz. You will however wind up with some ‘lumps’ ...

  • Ramsey Electronics LPY2 - page 7

    LPY 2 • 7 frequency you plan to use. In the case of the Logi, 900 MHz was used to calculate the dimensions. A gain of 10 dB can be obtained with a reflector side length of one w avelength. A two wavelength reflector can b e used to achieve upwards of 12 dB gain! It just means y ou’ll have a bit more wind resistance to f actor in. The positionin ...

  • Ramsey Electronics LPY2 - page 8

    LPY 2 • 8  1 Ramsey ISM19R or ISM24R (or equivalent)  1 16 1/2” piece of 1/2” PVC pipe  1 1/2” to 1” PVC coupler (non threaded)  1 3/4” to 1” PVC coupler (thread ed on the male 3/4” side only)  1 can of PVC cement  3 4” minimum nylon wire ties 10.0" -12. 0" Cut a slot i nto th e PVC b oom. Insert the Lo ...

  • Ramsey Electronics LPY2 - page 9

    LPY 2 • 9 LPY2 mounting Boom for a Grid Reflector LPY2 mounted on a Grid Reflecto r ...

  • Ramsey Electronics LPY2 - page 10

    LPY 2 • 10 LPY2 RETURN LOSS P LOT Return Lo ss (dB) VSWR Return Loss (dB) VSWR Return Loss (dB) VSWR 1.0 17.391 11.0 1.785 21.0 1.196 2.0 8.724 12.0 1.671 22.0 1.173 3.0 5.848 13.0 1.577 23.0 1.152 4.0 4.419 14.0 1.499 24.0 1.135 5.0 3.570 15.0 1.433 25.0 1.119 6.0 3.010 16.0 1.377 30.0 1.065 7.0 2.615 17.0 1.329 35.0 1.036 8.0 2.323 18.0 1.288 4 ...

  • Ramsey Electronics LPY2 - page 11

    LPY 2 • 11 The Ramsey Kit Warra nty Please read carefully BEFORE calling or writing in about your kit. Most problems can be solved wit hout contacting the factory. Notice that this is not a "f ine print" warranty. W e want you to understand your rights and ours too! All Ramsey kits will work if assembled properly. T he very fact that yo ...

  • Ramsey Electronics LPY2 - page 12

    LPY 2 • 12 Price: $5.00 Ramsey Publica tion No. MLPY2 Assembly and Instruction manual for: RAMS EY MO DEL NO . LP Y2 RAMSEY ELECTRONICS, INC. 590 Fishers Station Drive Victor, N ew York 14564 Phone (585) 924-4560 Fax (585) 924-45 55 www.ramseykits.com REQUIRED TOOLS • Soldering Iron Ramsey WLC-100, • Thin Rosin Core Solder Ramsey RTS12 • Ne ...

Manufacturer Ramsey Electronics Category Radio Antenna

Documents that we receive from a manufacturer of a Ramsey Electronics LPY2 can be divided into several groups. They are, among others:
- Ramsey Electronics technical drawings
- LPY2 manuals
- Ramsey Electronics product data sheets
- information booklets
- or energy labels Ramsey Electronics LPY2
All of them are important, but the most important information from the point of view of use of the device are in the user manual Ramsey Electronics LPY2.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Ramsey Electronics LPY2, service manual, brief instructions and user manuals Ramsey Electronics LPY2. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Ramsey Electronics LPY2.

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A complete manual for the device Ramsey Electronics LPY2, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Ramsey Electronics LPY2 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Ramsey Electronics LPY2.

A complete Ramsey Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Ramsey Electronics LPY2 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Ramsey Electronics LPY2, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Ramsey Electronics LPY2, that we can find in the current document
3. Tips how to use the basic functions of the device Ramsey Electronics LPY2 - which should help us in our first steps of using Ramsey Electronics LPY2
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Ramsey Electronics LPY2
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Ramsey Electronics LPY2 in a specific country, if it was not possible to solve the problem on our own.

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