SB-037 TS-120S VOX operation pick-up time 7-10-79 High speed CW ops may inquire about partial loss of the first character when operating VOX-CW. The transceiver will operate up to about 20WPM before this is apparent. Improvement may be had by changing three components on the RF Unit X44- 1260-01. R33 100K ohm, change to 150K ohm R52 33K ohm, change to 4.7K ohm C62 .022 uF, Change to 1 uF @ 50v Production later than serial # 940701 has this change. Please make these changes in your service manual. JEB/yn (c) 71079TKC