
	THIS IS ON5KN AT HOME-BBS ON7RC-5 BELGIUM EUROPE

	THE PACKAGE 	SSTVFAX4.P01 (1/6 7P203)
			SSTVFAX4.P02 (2/6 7P203)
			SSTVFAX4.P03 (3/6 7P203)
			SSTVFAX4.P04 (4/6 7P203)
			SSTVFAX4.P05 (5/6 7P203)
			SSTVFAX4.P06 (6/6 7P203)
	IS A SELF-EXPLODING SSTVFAX4.EXE PROGRAM

	THIS EXPERIMENTAL PROGRAM IS DESTINATED TO RECEIVE AND TRANSMIT
	SSTV OR FAX ON AN IBM-COMPATIBLE PC WITH A MINIMUM OF HARDWARE
	INTERFACING OUTSIDE THE PC ON RS232 PORT

	IT CONTAINS	SSTVFAX4.DOC	INTRODUCTION DOC TO BE PRINTED OUT
			SSTVFAX4.SCH	HARDWARE SCHEMATICS TO BE PRINTED
			SSTVFAX4.COM	RX/TX PROGRAM FOR SSTV AND FAX
			SSTVFAX3.TXT	THIS TEXT FILE

	**************************************************************
	SSTVFAX4 REMAINS COMPATIBLE WITH SSTVFAX3

	THE EARLIER VERSIONS SSTVFAX1 AND SSTVFAX2 ARE NOT COMPATIBLE
	ON THE TX-INTERFACE  

	TO PRINT THE SCHEMATICS: COPY SSTVFAX4.SCH PRN /B

	THE RX/TX-INTERFACE OF SSTVFAX4 IS COMPOSED OF A 741 OPAMP FOR RX
	AND PASSIVE LOWPASS FILTER FOR TX
	BOTH ARE CONNECTED ON THE RS232

	WITH VGA CAPABILITIES IT HAS 16 GREY-LEVELS ON RX AND TX
	**************************************************************

	ENJOY THIS "EXPERIMENTAL" AND FREE HAM-SOFTWARE

					BEST 73S WILLY