  MMSSTV

Version 0.11 - February 26, 2001 by JE3HHT Makoto Mori
    -   ( EU6TV )

=================================================
  Version 0.10 -> Version 0.11
=================================================
*   drag&drop   history   QSL 
*    Profile
*     ,    


===========

===========

  -     SSTV      PC.              PSK31, ,     ,        SSTV.      SSTV,     ,     .


====================
 
====================

OS:		Windows 95, 98, 98SE, ME, NT, 2000
Soundcard:	16-bit 11025Hz  22050Hz
Video adaptor:	256  
                ( 16-  24-bit  )
RAM:		32MB  

  MMSSTV    PC  Pentium 100MHz,      CPU.

  MMSSTV      .  ,    PC      CPU,     -      .   256-  , ,     CPU   .   ,   16-  24-   .   256-  ,       .

    CPU,    . 
-      ( Option,   Misc,      sound buffer) 
-  RxBPF ( Option,   RX,    RxBPF)
-  FFT display ( View   FFT display)
-    PLL OutLPF ( Option,   RX,     OutLPF)
-     RX     ( Option,   RX,   NONE  FILE  RX buffer)
-  TX BPF ( Option,   TX,     Tx BPF)

 RX       ,       RX      .   270-   ,       ,   RAM        . ,        ,   FILE,   .


========================
PC    
========================

          MMTTY.          MMTTY.


=======
  PTT
=======

          MMTTY.          MMTTY.


===========
 SSTV
===========

MMSSTV   SSTV .

                 
                ()
Robot 36	   36		240	 
Robot 72	   72		240	 
AVT 90		   90		240	RGB (  )
Scottie 1	  110		256	RGB
Scottie 2	   71		256	RGB
Scottie DX        269		256	RGB
Martin 1	  114		256	RGB
Martin 2	   58		256	RGB
SC2-180	          182		256	RGB

  ,   SSTV QSOs  JA    Scottie 1.     Scottie 1  2.      1  2.


====================
  SSTV
====================

 JA,    - 7.033 MHz LSB.    : 14.230, 21.340,  28.680 MHz USB.   ,      SSTV.


==========
 SSTV
==========

(1)  

  SSTV   :

	           1200 Hz
	    1500 Hz
	   2300 Hz

   MMSSTV    .  
 :

	            1200Hz  
	             1500Hz     
	           1900Hz    
	             2300Hz    

  ,       , -        1500Hz  2300Hz. ,       1200Hz  . ,    ,         ,       .

    SSTV QSO   ,          .

(2)    

  Auto   RX mode , MMSSTV          (trigger signal).     VIS-,    1200Hz     SSTV (1100Hz  1300Hz FSK). MMSSTV  ,    FSK demodulator,     ,   VIS-      SSTV .

   , MMSSTV   ,         .
      ,   Option   RX   'VIS only'   'Auto start'.

(3)   

 ,  MMSSTV     ,         ,      RX mode    Auto.  JA, HL,  ,  Scottie 1.   -  1.

(4)    

   MMSSTV,   RX,   'Auto stop', MMSSTV     ,      (    AVT90).

    'Auto restart', MMSSTV         ,   VIS-,      .     ,    MMSSTV     VIS -  RxBPF.

(5)  

MMSSTV    SSTV     .     ,     .     ,      'Sync',    .

1)   'Slant'
2)        
  ( )
3)         
  (    )

       ,      ''     .  ,        ,      .        .   ,          ,       .

   , MMSSTV              .  
     ,     .

            ,   'Mem',  MMSSTV      .

*              ,       ,   'Source'  'Misc'   MMSSTV.           Mono  Stereo.

*    RX ,        .


(6)   

MMSSTV          AVT90. ,            .      ,           .

     ,   :

1)   Sync   .
2)   Phase.
3)       (  ).

MMSSTV   ,  ,          .     ,  .

AVT90      .   ,        Sync .        (  ).

*     RX,        ,     .


================
 
================

MMSSTV    32   (  ).      ,  Option,  Setup,    Misc,    History max.        ,        FIFO.

 ,      200KB  ,    256    50B.         PC.

     ,     JPEG.       ,   'Use JPEG'   .

RX history     .     .     ,         'Auto copy to another folder'.

    , MMSSTV     QSL  ,       .

     history   ,     history  QSL box  .    ,       .

MMSSTV      QSL          history   QSL box.  MMSSTV ,       ,   Image.


=============
 SSTV
=============

  SSTV ,   TX  . ,   ,  .    .

   *****     (SPEECH PROCESSOR) ***** 

(1)  TX 

   TX ,  drag&drop            Windows (clipboard).  ,       .

  TX    ,    ,     ,     . Drag&drop   Internet Explore,  .

(2)  

 SSTV . 
    ,   , MMSSTV  SSTV          .

(3) 

     TX    .            . MMSSTV    RX  ,    .     ,    TX.

MMSSTV  12-  ,        .   PC   ,         .

 MMSSTV     TX,        .    ,     ,     buffers  Misc  Setup.


(4)     

   ( PCI)        .    ,        RX,      TX. MMSSTV        TX  RX .    ' '        .

(5) 'Tune button'  CWID

    MMSSTV   .    'Tune'       1750Hz.

   CWID    .  'Use CWID'   TX  Setup.       .


=======

=======

 ,            . ,    ,     / callsign  TX .

MMSSTV     ,        .

        .

-             /   
-                 
-              
-         
- T                      
-              
-         
-              
-  'Paste'               
-        
- L                        
- f                      

  ,  T ,       ,    .       .   Macro,  , , %c,    / callsign.

  ,     ,            .

*  ,      .  - ,         PC.


===========================================
    
===========================================

   , MMSSTV     ,  ,  TX  .        .    ,    .

       () ,     ,      . , color bar   -    .  ,     ,    color bar    .

       TX    QSO,   ,      ,    .

 MMSSTV   ,  / callsign, RSV ,     . ,         ,     .


=============
 
=============

MMSSTV   ,    300 .           .    ,    ,      .    .

   ,     JPEG     .          'Use JPEG'   .

 -          TX.        . ,    drag&drop,       TX , MMSSTV      .   ,    'Show superimposed templates'.    , MMSSTV     .

  ,  MMSSTV  drag&drop .


[Show superimposed templates ON]

						
---------------------------------------------------------
Stocked image		TX window	    
Stocked template	Template window	   
TX window		Stocked image	    
Template window	Stocked template	   


[Show superimposed templates OFF]

						
---------------------------------------------------------
Stocked image		TX window	   
Stocked template	Template window	   
TX window		Stocked image	   
Template window	Stocked template	   


Drag&drop   Explore  My Computer    .

  ,       .   ,            .     ,   'Show superimposed templates'   'Draft'.  ,  JPEG        .


======================================
 Radio ( )
======================================

   MMTTY.


===========

===========

        MMSSTV.   Digital.Txt  MMTTY   DSP .

(1) 

 MMSSTV   .


Sound --> BPF (FIR) --+> BPF1100 (IIR) --> VIS  '1'
                      |
                      +> BPF1300 (IIR) --> VIS  '0'
                      |
                      +> BPF1200 (IIR) --> 
                      |
                      ---> PLL (1500 to 2300) -->  

   PLL 

  --->    ---> Loop LPF  ---->  Out LPF ---->  
            |                             |
            <---------- VCO <--------------

 PLL   . 

[VCO Gain]
 VCO      PLL.    ( = 3) -     ,          .     VCO,  ,  ,             .

[Loop LPF]
    VCO,  LPF -   ,       PLL .      .     ,      1500Hz. ,        .  -   ,   ,   .

[Out LPF]
  LPF     PLL,       .      ,    .       ,   .     .

[Use limiter option]
      ,         .      ,         .


(2)  

PLL demodulator   ,     SSTV .           . ,     PLL,    ,  -    .   RX  Setup,   'Linear calibration'. MMSSTV    .   20    .  , MMSSTV    . ,         .    ,     PLL.

 PLL   , Offset, 1500Hz,  2300Hz , ,  :

	Offset		0
	1500Hz		16384
	2300Hz		-16384

     - 24- , SSTV   256            .


==============
 
==============

MMSSTV  ,      :

	8000 Hz		  
	11025 Hz	  
	12000 Hz
	14000 Hz
	16000 Hz
	18000 Hz
	22050 Hz	  
	24000 Hz
	44100 Hz	  

  -  ,    ,   .  ,       ,  .   , ,   11025Hz, 22050Hz  44100Hz.  ,       CPU     .

:
*       ,       .       Misc  Setup. ,  4096,        ,      22050Hz.
* MMSSTV   FFT  2048 .      , MMSSTV     FFT  ,     - 18000Hz  .     , MMSSTV     44100Hz.

==========

==========

 SSTV,       .  MMSSTV,         ( 11025Hz).

  ,     ,  Sync .         ,        .

1)   Option/Setup/Misc,    'Adj'.
2)     (.., WWV  JJY).
3)      .
4)     .    RX   .
5)     .
6)     .

    FAX   WWV  JJY,   ,     .    MMTTY  .


   , ,   ,     TX  RX,      .

 1)    RX.
 2)     RxSamp.
 3)   Option/Setup/TX.   'External'   'Loopback'.
 4)    'Misc'.  0.00  'Tx offset'.
 5)  Line-out  Line-in   .
 6)  .
 7)         .
 8)    ,    'Sync',   .
 9)     - LoopSamp.
10)  Txoffset,  TxOffset = RxSamp - LoopSamp.
11)   Option/Setup,   'Misc'.  TxOffset   'Tx offset'.
12)  .

    LoopBack mixer       .         ,    ,  ,     ,       TX  RX,        .


==========

==========

MMSSTV - freeware    .    .       ,

	http://groups.yahoo.com/group/MM-SSTV/

JPEG   MMSSTV         (freeware source code), "IJG code"  Independent JPEG Group.


73, Mako (JE3HHT)
