Yaesu FTA Series User Manual

Yaesu FTA series Air Band Radio
Information Sheet No. 1
June 2018
Connecting a GA Headset to the Yaesu FTA Series Airband Radio
Your radio is supplied with a SCU-15 GA Headset adapter as per the wiring diagram
1 Ground
2 Microphone
3 PTT
4 Speaker
Headset specification requirements for the SCU-15
Earphone (Speaker) Impedance: 8 ohms or above
Microphone impedance: 150 ohms +/- 20%
PTT pressed: Ground
PTT not pressed: Open
If a high impedance microphone is used, then a suitable power supply for the electret microphone element and a low
output impedance buffer amplifier will be required.
Using an external PTT switch
An example of a suitable external PTT switch is the Pilot
PA-50 which plugs into the SCU-15 Microphone socket.
The GA headset microphone plug connects to the PA-50
socket.
Using an intercom
A range of intercoms that are compatible with the Yaesu FTA series of radios are available from third party
manufacturers.

Yaesu FTA Series Specifications

General

Brand	Yaesu
Model	FTA Series
Category	Radio
Language	English

Summary

Connecting a GA Headset to Yaesu FTA Radios

SCU-15 Headset Specification Requirements

Specifies impedance and PTT states required for the SCU-15 GA Headset adapter.

Using External PTT Switch with SCU-15

Details connecting a Pilot PA-50 external PTT switch to the SCU-15 for GA headset use.

Intercom Compatibility for FTA Series

Mentions the availability of compatible intercoms from third-party manufacturers.

Configuring 8.33kHz Channel Spacing

FTA-250L 8.33kHz Channel Spacing Setup

Step-by-step guide to setting 8.33kHz channel spacing on the Yaesu FTA-250L radio.

FTA-450L/550/750L 8.33kHz Channel Spacing Setup

Instructions for configuring 8.33kHz channel spacing on FTA-450L, FTA-550, and FTA-750L models.