Ramsey-electronics LPY2 Manual de usuario

LPY2 • 1 THE ‘LOGI’ LOG PERIODIC ANTENNA Ramsey Electronics Model No. LPY2 Constructed on rugged FR-4 material, it requires no tuning and ha

LPY2 • 10 LPY2 RETURN LOSS PLOT Return Loss (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.

LPY2 • 11 The Ramsey Kit Warranty Please read carefully BEFORE calling or writing in about your kit. Most problems can be solved without contacting t

LPY2 • 12 Price: $5.00 Ramsey Publication No. MLPY2 Assembly and Instruction manual for: RAMSEY MODEL NO. LPY2 RAMSEY ELECTRONICS, INC. 590 Fishers S

LPY2 • 2 RAMSEY TRANSMITTER KITS • FM100B Professional FM Stereo Transmitter • FM25B Synthesized Stereo FM Transmitter •

LPY2 • 3 Ramsey Publication No. MLPY2 Price $5.00 TABLE OF CONTENTS Introduction ...4 Antenna Description ...

LPY2 • 4 INTRODUCTION This small log periodic antenna, which we call the ‘Logi’, is ideal for getting the maximum performance out of any UHF to low f

LPY2 • 5 STANDARD HOOK-UP Normal applications are well suited by the default performance of the unit without the need for cumbersome reflective eleme

LPY2 • 6 LOGI LOW FREQUENCY MODIFICATION If your radio system requires DC isolation or you plan to use your Logi below 900 MHz, the small connecting

LPY2 • 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 ref

LPY2 • 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

LPY2 • 9 LPY2 mounting Boom for a Grid Reflector LPY2 mounted on a Grid Reflector