EPCOM Certified Products
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Product Specifications
Aeronautical Band Programmable Active Crystal Filter (ACF), 118-137 MHz, Air Band
Product Features
• Crystal filter based filtering system, 25 KHz BW
• Software programmable tuning, 1.25 KHz steps
• Sharp filtering response
• Front end LNA included for low noise figure
• User adjustable gain
• High linearity
• Transmitter Bypass (TXBP) Module as optional
• N(f) to SMA(m) jumpers included, 1 ft, 2 pcs
Applications
• Air-to-Ground and Ground Communications Systems
• Repeaters sites, mobile and base station
• Highly congested RF environments
• Mobile Applications including Vehicles
Specifications
• Type: Programmable Crystal Filter*
• Frequency band: 118 – 137 MHz range
• Bandwidth: 25 KHz
• Programmable steps: 1.25 KHz
• Rejection: 30 dBc min @ adjacent channel (+/-25 KHz)
60 dBc min @ semi-adjacent channel (+/-50 KHz)
• Spurious: < -90 dBm
• Overall gain, max: 25 dB
• Adjustable gain range: 20 dB range
• Maximum output power: 0 dBm
• Maximum input power, no damage: 0 dBm
• Overload protection: Yes, self-recovery
• VSWR, max: 1.5:1 max
• Noise figure: <4 dB at max gain
• Alarms: Yes, LNA failure, Main Power Supply failure, Backup Power Supply failure, Overload, Excessive Input Power
• Alarms output: LEDs and Dry Contacts
• RF Connectors: SMA (f)
• Programming: Via USB
• I/O ports, communications: Via RS232 (optional)
• Power, DC: 12 to 48 VDC 5W
• DC ports: Two DC input ports, main & backup
• Dimension: 8 x 6 x 1 inches (203 x 152 x 25 mm)
• Weight: 2.2 lbs (1.0 kg)
• Environmental: IP21, indoor applications
• Temperature range: 14º to 122º F (-10º to +50º C)