Programming the Relm WHS-150 A.1. Radio off - remove battery 2. Remove 3 screws from back 3. Remove 1 screw from bottom on PTT switch end 4. Unfold case carefully 5. Flip switch DOWN to Program Mode 6. Reinstall cover 7. Reinstall battery - turn on radio A small 'P' will be in the display Relm Configuration Data B. Five digit code (ie. XXXXX) 1. Time Out Timer 0 disabled 1 15 sec. 2 20 sec. 3 30 sec. 4 120 sec. 2. Scan Delay 0 disabled 1 0.5 sec. 2 1 sec. 3 2 sec. 4 4 sec. 3. BCL 0 disabled 1 enabled 4. DTMF Encode 0 first press 1 every press 5. PowerSaverTimer 0 disabled 1 0.1 2 0.2 3 0.3 4 0.4 5 0.5 6 0.6 Press M/S to clear values Press T/M to enter values Press 00 and wait for a long beep Relm Channel Programming C.1. Press M/S key 2. Enter last 5 digits of RX freq. 3. Enter 2 digit CTCSS tone code 4. Enter 4 RX DTMF tones Go to step # 8 if CH is RX only 5. Enter last 5 digits of TX freq. 6. Enter 2 digit CTCSS tone code 7. Enter 4 TX DTMF tones 8. Press T/M key 9. Enter 2 digit channel # (01 - 16) start over for next channel Finish Programming D.1. Radio off - remove battery 2. Unfold case carefully 3. Flip switch UP to Normal Mode 4. Reinstall cover 5. Reinstall all 4 screws 6. Reinstall battery - turn on radio Note: The WHS 150 can be programed for 148 - 174 MHz, be it can handle 144 - 148 MHz at a slightly lower performance. Regency CTCSS Relm Motorola EF Johnson none 00 - - 000 67.0 01 XZ 001 71.9 02 XA 002 74.4 03 WA 003 77.0 04 XB 004 79.7 05 WB 005 82.5 06 YZ 006 85.4 07 YA 007 88.5 08 YB 008 91.5 09 ZZ 009 94.8 10 ZA 010 97.4 11 ZB 011 100.0 12 1Z 012 103.5 13 1A 013 107.2 14 1B 014 110.9 15 2Z 015 114.8 16 2A 016 118.8 17 2B 017 123.0 18 3Z 018 127.3 19 3A 019 131.8 20 3B 020 136.5 21 4Z 021 141.3 22 4A 022 146.2 23 4B 023 151.4 24 5Z 024 156.7 25 5A 025 162.2 26 5B 026 167.9 27 6Z 027 173.8 28 6A 028 179.9 29 6B 029 186.2 30 7Z 030 192.8 31 7A 031 203.5 32 M1 032 210.7 33 M2 033 218.1 34 M3 034 225.7 35 M4 035 233.6 36 M5 036 241.8 37 M6 037 250.3 38 M7 69.4 39 WZ 159.8 40 165.5 41 171.3 42 177.3 43 183.5 44 189.9 45 169.6 46 199.5 47 206.5 48 8Z 229.1 49 9Z 254.1 50 0Z Relm DTMF Tone Codes M/S A A/D B PRI C T/M D 0 - 9 0 - 9 * #