SB-805 R-1000 Muting 2-7-80 Mute Circuit: The R-1000 has a mute circuit four use in combination with a transceiver or transmitter. The R-1000 RF stage will mute by grounding pin 7 on the remote terminal. (See Fig 3-9) in the opertors manual. This information was inadvertantly omitted from the Owners Manual, and will be included in manuals for serial number 0030502 and above. JEB/yn (c) 2780TKC