Salient Characteristics - Wireless Microphone System Replacement.pdf

Salient Characteristics

United States Air Force Band, Washington DC Wireless Microphone System

Replacement 27 February 2026

Part 1

General Information

1. GENERAL: This is a goods contract to provide a complete professional wireless audio transmission and RF distribution system to the United States Air Force Band, Washington DC. The Government shall not exercise any supervision or control over the contract service providers performing the services herein.

Such contract service providers shall be accountable solely to the Contractor, who, in turn, is responsible to the Government.

The United States Air Force Band performs community relations concerts in the National Capital Region and on tours throughout the United States, as well as protocol missions at venues such as the White House, the Pentagon, and other distinguished venues. These missions require secure, long-range, wideband wireless audio systems capable of operating in congested RF environments with maximum flexibility and redundancy.

Vendor shall provide the following equipment, new (not used or refurbished), delivered to:

Hangar 2, 201 McChord Street SW, Joint Base Anacostia-Bolling, Washington, DC 20032, with the following characteristics;

1. Wireless Receiver Core Units

(4) Sound Devices 28303 A20-SuperNexus

• 16 channels per unit (upgradeable to 24 or 32 channels)

• SpectraBand tuning capability

• VHF compatibility

• Wideband RF architecture

• True diversity digital reception

• Integrated RF distribution

• 32-bit float internal recording capability

• Dante networking (primary and secondary ports)

• Analog and AES digital outputs

• Rack-mountable chassis

• Internal AC power supply

• Firmware upgradeable

2. Channel Expansion Licenses

(4) Sound Devices 33740 A20-SuperNexus 8-Channel Expansion License

• Expands each A20-SuperNexus by 8 additional receiver channels

• Manufacturer-authorized license

• Permanently activates additional channel capacity

• Compatible exclusively with A20-SuperNexus platform

3. Optocore Integration Dock

(4) Sound Devices 28464 A20-OPTO-HMA

• DiGiCo Optocore dock module for A20-SuperNexus

• Multi-mode HMA fiber interface

• Direct integration with DiGiCo console systems

• Professional touring-grade fiber connectivity

• Manufacturer compatible hardware

4. Handheld Wireless Transmitters

(64) Sound Devices 28297 A20-HH

• SpectraBand tuning range (470 MHz – 1525 MHz)

• GainForward technology

• NexLink remote control capability

• Digital RF transmission

• Compatible with A20-SuperNexus receivers

• Professional-grade handheld microphone transmitter

• Wide dynamic range suitable for live vocal performance

5. Bodypack Transmitters

(16) Sound Devices 9808 A20-TX

• SpectraBand + VHF (169 MHz – 1525 MHz)

• GainForward technology

• NexLink remote control capability

• Digital RF transmission

• 32-bit float recording capability

• Compatible with A20-SuperNexus system

• Professional touring-grade design

6. Battery Charging Systems

(9) XTAR VC8S Rechargeable Battery Charger

• 8-slot battery charging capacity

• USB-C powered

• Compatible with 18650 and 21700 rechargeable batteries

• Independent channel charging

• Battery health monitoring capability