Summary of Contents for hopf Elektronik GmbH 4491
- Page 1 _____________________________________________________________ Technical Manual GPS Antenna Model 4491 ENGLISH Version: 01.00 - 02.09.2009...
- Page 2 Contents Page Preface............................ 3 Introduction ..........................3 Specifications .......................... 3 Installation ..........................5 Technical Drawing........................6 2 / 6 FG4491 GPS Antenna - V01.00 hopf Elektronik GmbH Nottebohmstr. 41 • D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: info@hopf.com...
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Page 3: Specifications
4491 under a standard test condition of 5V DC & 25°C / 50% R.H. Introduction 4491 is the integration of a high performance GPS patch antenna and a state-of-the-art low noise amplifier into a very low profile / extremely compact / fully waterproof enclosure which, when connected to a GPS receiver with 5V DC antenna power, provides excellent signal amplification and out-band filtering &... - Page 4 PECIFICATIONS LOW NOISE AMPLIFIER Center Frequency: 1575.42 MHz +/- 1.023 MHz Gain: 30 dB typically Band Width: 2 MHz min. Noise Figure: 1.5 max. Out of Band Attenuation: 20dB min. @F0 +/- 50MHz Supply Voltage: 4.5 - 5.5V DC Current Consumption: 28 mA +/- 3 mA Output Impedance: 50 Ohm...
- Page 5 NSTALLATION Installation Make sure that the antenna FG4491 is mounted correctly via a magnet, 2x M3 tapped holes or a mounting plate hopf Link the cable connector to the GPS clock hopf For operation of the GPS clock follow the instructions included the manual of hopf GPS clock FG4491 GPS Antenna - V01.00...
- Page 6 ECHNICAL RAWING Technical Drawing material: aluminium 6 / 6 FG4491 GPS Antenna - V01.00 hopf Elektronik GmbH Nottebohmstr. 41 • D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: info@hopf.com...
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