Ragazzi sono indeciso nell'acquisto tra du antenne gps..
Una è una Ichona a 32 canali
GPS BLUETOOTH 32 CANALI ICHONA ICH-32
Features:
- Based on MediaTek Inc. Architecture
- High Sensitivity Fto -158 dBm tracking, superior urban performances
- 32 Channels all in view tracking, WAAS enable(Option)
- Fast Position Fix ,Cold start<37s,Hot start<1s
- Small form factor and low cost solution
- Superior Urban Canyon Performance
- Work with PDA, Cell Phone, Computer
- Compatible with all navigation software
- Rechargeable Battery
- RoHS compliant
Electricals Characteristics:
Protocol: NMEA 0183 v3.01 (Default: GGA,GSA,GSV,RMC,VTG,CHN) MTK NMEA Command
Baud Rate: 9600,N,8,1(Default)
Max. Update Rate: 1 Hz
Datum: WGS84
Channel: 32 channel all-in-view tracking
Frequency: L1, 1575.42MHz
Hot Start: 1 sec. Average
Warm Start: 36 sec. Average
Cold Start: 37 sec. Average
Reacquisition Time: Less than 1 sec (Typical)
Position Accuracy: < 3m CEP (50%) without SA (horizontal)
Sensitivity: Tracking: -158 dBm
Power Supply: DC 5V
Power Consumption: 45mA(avg.)
Battery Life: More than 20HRs with Li-Ion Battery
Antenna Type: Built in low noise patch antenna
External Antenna Interface: MMCX
Bluetooth: Class 2, distance up to 10 meters
Dimension: 45(W)x86(L)x23(H) mm
LED Indicator:
- Red LED: GPS is fixed or not fixed / Power On
- Blue LED: BT is connected or not connected
Operating Temperature: -10°C to + 70°C
Storage Temperature: -40°C to + 85°C
Operation Humidity: 5%~95%, Non-Condensing
L'altra è una sycell 480 a 48 canali:
- Chipset MStar
- 48 canali indipendenti
- Antenna ceramica interna
- Compatibile con cartografie 2D/3D
- Bluetooth v 1.2 Classe II
- Autonomia 10 ore in navigazione