FMUser SDA-15B User Manual (English)

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SDA-15B Operation Instruction

1.Operation Attention:

1. Only professional engineer is allowed to repair the device.

2. Please do lightning protection during bad weather like thunderstorms

3 . Please DON’T touch the antenna after the transmitter is powered on

4. Please DON’T switch on the transmitter without connecting the antenna correctly.

5. Please DON’T use the transmitter in explosive environment (such as gas stations, gas,

steam, etc.

6. Please DON’T use the transmitter in very dusty, damp or hot environment.

7. Please use the transmitter following the local wireless administration regulations.

2.Menu

1. Product feature

2. Product configuration

3. Front/Back Panel

4. Shortcut buttons

5. Operation Guide

6. Technical Specification

7. Common problem solution

8. PC control software

3.Product Feature

SDA-15B is a practical and stable working transmitter of excellent ventilating feature, it

integrates lots of functions and is easy to operate. It has many outstanding feature as below:

1. Output power is continuously adjustable from 0~15watt.

2. Output power auto-locking system.

3. Microphone Reverbing function, can be swtich ON/OFF

4. Mono/Stereo channel is optional

5. With PC control function, easily control the transmitter through the SDA-15B PC Control

software.

6. With DAC function, digital audio transmission, more clear and stable audio effect.

7. VSWR protection function, when the antenna is not or wrongly connected, the automatic

protection will be switched on.

8. Temperature protection: When the transmitter runs with very high temperature, the device

will switch on automatic protection.

9. Shortcut buttons on the panel, easier and faster operation.

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FMUser SDA-15B Specifications

General

Frequency Range	87.5-108MHz
Audio Input Connector	RCA
Modulation Frequency Deviation	±75KHz
SNR	≥70dB
Antenna Connector	BNC
Modulation	FM
Stereo Separation	40dB
Audio Frequency Response	15KHz
Antenna Impedance	50 ohm
Operating Temperature	-10°C

Summary

Operation Attention and Safety Precautions

General Safety Guidelines

Essential safety instructions for operating and maintaining the transmitter, including professional repair requirements and environmental considerations.