Title: TS 870 TX GENERAL COVERAGE HALLO DEAR OM ,USERS OF THE FANTASTIC TS870 HERE SOME LITTLE INFO ABT THE TX GENERAL COVERAGE . IT IS VERY SIMPLE , IT IS NECESSESARY ONLY TO CUT THE R 244 FOUND IT ON THE SCHEMA ,TABLE OF THE CONTROL UNIT ,PIN 52 OF IC23 (EXTENDED INPUT/OUTPUT). WHAT J CAN SAID ABT TS870?? FANTASTIC LOW AND HIGHT PASSBAND FILTER IN EVERY MODE (IN CW J COULD DISCRIMINATE 2 STATION ,ONE S9 ,THE OTHER S 2 IN 150 HZ OF DIFFERENCE HI,IN RTTY WITH FILTER AT 250 HZ IT IS LIKE A TRAIN ON RAILWAY HI ,IN SSB ,IN MOST CASES, J CAN COMPLETE ERASE ,YES ERASE ,STATION DESTURBING AT S 9+20 IN A RANGE OF 1.2/1.3 KHZ!!!! IT HAVE A FANTASTIC TOO AM FILTERING AND RECEPTION AND EXCITING VOICE QUALITY.EXCELENT NOISE BLANKER, GOOD NOISE REDUCER(SOMETIME IT IS NECESSESARY TO PUT THE MENU TRAK FROM ON TO OFF).EXCELENT AUTONOCH AND BEAT CANCEL. BUT SOMETIME ON SSB , A MANUAL NOTCH SEMM TO BE GOOD TO HAVE . PHERAPS , FROM MY POINT OF VIEW IT IS THE ONLY LITTLE PROBLEM OF THAT TRANSCEIVER,IN AD TO HAVE 200 WATT INSTEAD OF 100. NO PROBLEM ABT IMD OF SECOND ORDER IN 40 AND 20 AT NIGHT WITH ALSO A MULTIBAND ANTENNA LIKE WINDOWS. TX PARAMETER PASSBAND 200 --2600 , PROCESSOR ON ,NOT MORE THAN 10 DB (LIKE MANUAL NOTE) +6 HIGHT +3 LOW (THEY WORK WITH THE PROCESSOR ON)MENU 26 AND 25 , MIC AGC 0 (MENU 22), TX EQUALIZER ...... IT IS VERY DIFFICULT TOP SAY IF IT MUST BE ON OR OFF , USER OF OLD TRANSCEIVER ,HI PHERAPS PREFERE TO RECEIVE YOU WITHOUT TX EQUALIZER , IN MY CASE J HAVE ON ON POSITION B , BECAUSE MY VOICE IT IS NOT RICH OB LOW FREQUENCY, THE MIKE HERE IS ADONIS AM608, J HAVE REDUCE FROM HIS TRIMMERS ,THE MIKE SENSITIVITY AND PREAMPLIFICATION VERY SLOW (ABT 1 QUARTER OF TOTAL IN BOTH CASE). SORRY ABT MY ENGLISH , ENJOY YOUR 870 AND IF YOU HAVE SOME MODS, PLEASE PUT ON PAKET OR IN INTERNET ,FOR EXAMPLE WHAT TRIMMER TO IMPROVE POWER ?? AND ETC .. ETC . 73 FROM PINO IK1DQG@IK1HJT .