Tower Top Amplifier for 793-824 MHz, 31 MHz Bandwidth, 18-24 VDC. N Female.

Tower Top Amplifier for 793-824 MHz, 31 MHz Bandwidth, 18-24 VDC. N Female.

      Tower Top Amplifier, 793-824 MHz, 31 MHz, N Female.

      Features and Benefits.

• Dual redundant quadrature-coupled LNAs.
• Automatic LNA bypass in case of LNA alarm condition or power loss.
• Provides over 120 dB of isolation on the 700 and 800 MHz TX carrier bands. Prevents high-level carriers from entering the receiving system to ensure optimal receive sensitivity performance.
• Narrowband frequency models available to further protect receivers.
• Weather-resistant aluminum enclosure. SS304, 11-gauge stainless steel option available.
• Test port standard for accurate RX sensitivity testing.

Electrical Specifications.

• Frequency range: 793-824 MHz.
• TTA Gain (typical): 21 dB.
• TTA system noise figure (typical): 3 dB.
• IP3 system input: +15 dBm min.
• Return loss (typical): 14 dB.
• Test port coupling (typical): 30 dB.
• Power supply input (nominal): 18 and 24 Vdc.
• Operating current (typical): 600 mA.
• Surge Suppression: 18 KA ANSI C62.1, 8/20 Waveform, 110 Joules.

LNA specifications.

• Type: Quadrature coupled redundant amps (A and B).
• Dual redundancy: Two independent amplifiers with automatic backup amplifier switching.
• Amplifier Bypass: Automatic or manual bypass of amps in case of amp alarms or power outage.
• LNA Gain: 30dB.
• LNA noise figure: 0.8 dB.

Filter Specifications.

• Filter Bandwidth: See frequency range in ordering information.
• Filter isolation: > 120 dB @ 851-869 MHz and 763-776 MHz.

Mechanical Specifications.

• Construction: Aluminum; OPTIONAL: 11-gauge SS304 Stainless Steel with 0.120” thickness.
• Environmental/Finish: Weather-resistant, UV-protected, white powder-coated container.
• RX Antenna Connector: TMA Models – N (F); TMD Models – DIN (F).
• RX output connector: TMA models – N (F); TMD models – DIN (F).
• Test port input connector: TMA models – N (F); TMD models – DIN (F).
• Temperature range: -30°C to +60°C
• Mounting Hardware: DB380 Clamps for pipes up to 3.5” OD.

Dimensions.

• Width: 9 inches (228.6 mm).
• Height: 21.25 inches (539.75 mm).
• Depth: 13.25 inches (336.55 mm).
• Weight (aluminum housing): 21 lbs (9.5 kg).
• Weight (stainless steel housing): 45 lbs (20.5 kg).

*Ask for delivery time.