Radio Shack 32-1230A - Manual (Page 5)

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channel B , your receiver must also be set to channel B . Do
not operate two systems in the same location on the same
channel or on adjacent channels.
Notes:
• System microphones are sold in three channel
combinations:
A E H, B D G, or C F H
• If you are using only one system, you do not have to
change the transmitter channel. Instead, set the
receiver channel to match the transmitter channel.
Using More Than One Wireless System
If you intend to use more than two wireless microphone
systems in the same location, follow the recommended
channel combinations listed for best performance.
Important: Always use the STBY setting on your
transmitter to mute a microphone. Using the STBY setting
Combinations Combinations
1: C E H 5: B D H
2: A C F 6: C F H
3: A D F 7: B E G
4: B D G 8: B E H