Astatic 4 Pin 636L-SE Silver Edition Noise Cancelling Microphone

Astatic 4 pin 636L-SE Silver Edition Noise Cancelling Dynamic Microphone.

I deal for CB, Amateur Radio, SSB Commnications.

Specifications:

• Type: Dynamic noise cancelling
• Frequency response: 100 to 5000Hz
• Output Level: -58dB (0 dB = 1 mw/10 microbars),  -75 dB ( 0 dB = 1 mw/10 microbars
• Impedance: 200 Ohms
• Cable: Six wire 5 conductors, one conductor shielded, super-Flex cord with durable strain relief
• Connector: 4-Pin female locking ring connector
• Switch: DPDT smooth operating, long life, trouble free switch with spring return
• Housing: Durable mouldered black ABS

Connector Pin Assignment:

• Pin 1: Shield & Blue (Ground & Common)
• Pin 2: White (Audio)
• Pin 3: Red (PTT)
• Ping 4: Black (RX Control)

*Pinouts given in the advent you need to wire or change plug to sute your radio.

Astatic Wiring handbook