<div dir="ltr">Hi,<div><br></div><div style>I recently connected a Micro-Node RTCM to an ICOM FR6000 UHF repeater.</div><div style>The FR5000/6000 has a DB25 auxiliary connector on the rear.</div><div style>Here is the sable pin-out I used. Maybe this helps someone else.<br>
</div><div style><br></div><div style>FR6000 RTCM</div><div style>----------------------------------------------------------------------</div><div style>Pin 11 - 12VDC Out ------------------ Pin 1 +V In</div>
<div style>Pin 8 - MOD IN ------------------------- Pin 2 TX Audio</div><div style>Pin 9 Discriminator ------------------- Pin 3 RX Audio</div><div style>Pin 21 Analog Audible Out -------- Pin 4 CTCSS In</div><div style>Pin 14 GND------------------------------ Pin 5 GND</div>
<div style>Pin 19 EPTT ---------------------------- Pin 7 PTT</div><div style>DB25 Shell --- soldered to braid---DB9 Shell</div><div style><br></div><div style>Programming FR6000.</div><div style>Configured for CTCSS on Receive, no CTCSS on transmit.</div>
<div style>Program Pin 21 I/O for Audible Out which is a signal indication when the receiver is unmuted by squelch/tone.</div><div style>Program Pin 19 I/O for EPTT - External PTT</div><div style><br></div><div style><br>
</div><div style>Best,</div><div style>Randy</div><div style>W3RWN / VE3RWN</div><div style>San Antonio, TX</div><div style><br></div></div>