Novatel 531 دليل المستخدم

ملخص المحتوى في الصفحة رقم 1

WARRANTY POLICY
NovAtel L1 GPSAntenna™

NovAtel Inc. warrants that its Global Positioning System (GPS) products are free from defects in materials and
Model 531 Rev 2
workmanship, subject to the conditions set forth below, for the following periods of time:


GPSAntenna™ Modules One (1) Year
Cables and Accessories Ninety (90) Days
– User Information –

Date of sale shall mean the date of the invoice to the original customer for the product. NovAtel's responsibility
respecting

ملخص المحتوى في الصفحة رقم 2

Phase Centre Offset 51mm L1 Antenna Rev. N GPSAntenna Model 531 Rev 2 Mechanical Drawings PHASE CENTRE Technical Specifications - ELECTRICAL - 3 dB pass band: L1: 1575 ± 5 MHz 178 Out-of-band rejection: f - 50 MHz: 18 dB f + 50 MHz: 56 dB c c f - 100 MHz: 36 dB f + 100 MHz: 44 dB c c f - 150 MHz: 45 dB f + 150 MHz: 44 dB c c Antenna elev. pattern: θ = 90°: + 6.8 dBic (typical) (90° = zenith) 20° ≤ θ < 90°: - 0.7 dBic to 6.8 dBic (typical)