SONETRONICS or Equivalent - M80C/U /M80U – Noise-Canceling Microphone, Dynamic. 24VDC 150 Ohm.

SONETRONICS or Equivalent - M80C/U /M80U – Noise-Canceling Microphone, Dynamic. 24VDC 150 Ohm. The Sonetronics/Electrovoice or Radalab M-80C/U / M80U are rugged, military-grade dynamic handheld microphone primarily designed for tactical radio communications and public address systems. It is famously used alongside USGI military radios (such as the RT-524/VRC found in Jeeps and Humvees) and systems like the PRC-77. A microphone which depends for its operation upon the generation of an electromotive force by the motion of a moving coil within a magnetic field. Technical Specifications • Transducer Type: Moving-coil dynamic microphone. • Impedance: 150 Ohms. • Frequency Response: 300 to 3,500 Hz (optimized explicitly for vocal clarity over radio frequencies). • Sensitivity: 10 Dynes per square centimeter. • Power Rating: 24VDC system compatibility. • Hardware Feature: Integrated Push-To-Talk (PTT) switch. • Connectivity: Equipped with 5-pin circular military connector (U-229 mil connector) paired with a Heavy-Duty 7’ coiled stretch cord. Reportedly works with Receiver-Transmitter having 5 or 6 pin connectors. • Durability: Features a water-resistant housing and a noise-canceling microphone element that requires close contact with the lips to transmit effectively. • Manufactured: Between 1969 and 1993. • Military Identification: (NSN) 5965-00-179-7762. Applications: While primarily utilized for vintage or surplus radio setups such as the PRC-25, PRC-68, PRC-77, AN/VIC-1, VIC-2, and VIC-4. Commonly deployed with vintage field radio setups like the RT-524/VRC found in military Jeeps and Humvees. Hobbyists frequently purchase these durable handsets for collections, cosplay, or custom radio communication projects. Used for Vehicles M151 M37 M35 M998. Genuine Vintage US Manufactured Microphones – No Counterfeits – No China – No Delays – No Disappointments Proudly Made in USA