ATBB 3731-01 - Roof antenna/AM/FM/DAB+ suitable/76° rod inclination/active

Product information ATBB 3731-01 - roof antenna/AM/FM/DAB+ suitable/76° rod inclination/active

Antennentechnik Bad Blankenburg has stood for radio-based networking solutions with the highest quality and reliability "Made in Germany" with its own research, development and production since 1919.
Reliable and powerful antennas with optimal signal quality are indispensable for communication, infotainment, navigation and the networking and control of machines using communication standards such as 5G, LTE, UMTS, GSM, WLAN, BT, GPS, DAB+ and TETRA.
In addition to standard solutions, the ATTB range also includes tailor-made special developments and applications, including for the Automotive industry.
The close cooperation in research and development with leading organizations and research institutes has so far resulted in over 40 patents and numerous innovations.
The entire production process of the wide portfolio of vehicle antennas and antenna accessories for many common vehicles is certified according to automotive industry standards and the quality of the antennas is continuously tested with our own measuring station from product development through ongoing production to final inspection.

For the following Applications:

• Roof antenna for radio reception

Product features:

• Low-noise antenna rod: 230 mm
• Active GNSS antenna: phantom power
• Cable type: RG 174
• Services: AM/FM / DAB+ / GNSS / GPS
• Connectors: Fakra B(m) / Fakra C(m)

Connection:

• AM/FM DAB+: Fakra B(m) white RG174 / L=110 mm
• GNSS: Fakra C(m) blue RG174 / L=150 mm
• External supply voltage: Flat plug 6.3 mm

Frequency range:

• AM: 150 kHz - 1710 kHz
• FM:  87.5 MHz - 108 MHz
• DAB+ BIII: 174 MHz - 230 MHz
• DAB+ L: 1452 MHz - 1492 MHz
• GNSS: 1575.2 MHz / 1602 MHz - 1610 MHz

Gain (dB):

• AM: 6 dB
• FM: 14 dB
• DAB+ BIII: 10 dB
• DAB+ L: 0 dB
• GNSS: 28 dB +/- 3 dB

Gain (dBi):

• GNSS: 32 dBi

Power supply:

• AM: +12V external
• FM: + 12V external
• DAB+: +12V external
• GNNS: +3V - +5.5V phantom power

Current consumption:

• AM: 15 mA > 40 mA max.
• FM: 20 mA > 30mA max.
• DAB+ BIII: 20 mA > 30 mA max.
• DAB+ L: 0 mA
• GNSS: 15mA > 40mA

Impedance:

• AM/FM: 50 ohms
• DAB+: 50 ohms
• GNSS: 50 ohms

Standing wave ratio:

• AM: < 3.0:1
• FM: <2.0:1
• DAB+ BIII: <2.0:1
• DAB+ L: 1.8:1
• GNSS: 1.5:1