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TONO Theta 7000, Инструкция по эксплуатации, Страница: 25 / 26

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RATINGS

1. Code:

CW (English), RTTY (Baudot code), ASCII

2. Character:

alphabet, figures, symbols, special characters

3. Communication speed:

CW

receiving:

15 ~ 220 characters/min. (automatic follows)

transmitting: 17 ~ 176 characters/min.

weight: 1:3 ~ 1:6

RTTY

45.45 baud, 50 baud, 56.88 baud, 74.2 baud

ASCII

110 baud, 300 baud

4. Input

AF Input CW, RTTY Input impedance 500 ohms

ASCII

Input impedance 100 ohms

TTL Level Input (common to CW, RTTY and ASCII)

5. AF Input frequency:

CW

830 Hz

RTTY

Mark: 2125 Hz
Space: 2295 Hz, 2550 Hz, 2975 Hz changeable and Fine
Tuning in the normal state

ASCII

Mark: 2400 Hz
Space: 1200 Hz in the normal state

6. Output:

Keying

1.5 A, 150 V

AFSK output Output impedance 500 ohms
TTL level

Fan-outs 5 (standard TTL)

7. AFSK output frequency:

CW

830 Hz

RTTY

Mark: 2125 Hz
Space: 2295 Hz, 2550 Hz, 2975 Hz changeable in the
normal state

ASCII

Mark: 2400 Hz
Space: 1200 Hz

8. Display output:

TV, VHF and Compounded video signals. Impedance 75 ohms

9. Data output for printer:

Data: 8 bits, Strobe: 1 bit

10. Number of characters and number of pages to be displayed:

512 characters (32 characters × 16 lines) × 2 pages (total 1024 char.)

11. Battery backed-up memory: 32 characters × 7 channels

12. Buffer memory:

23 characters

13. AF output:

150 mW (DC 12 V), 8 ohms

14. Power source:

DC +12 V, 1 A or DC +5 V, 1 A

15. Size:

400 mm × 300 mm ×120 mm – 57 mm

Содержание Theta 7000

Страница 1: ...TONO COMMUNICATIONS COMPUTER Θ 7000 INSTRUCTION MANUAL TONO CORPORATION 230 MOTOSOJA MACHI MAEBASHI SHI 371 JAPAN TEL 0272 52 6284 ...

Страница 2: ...eiving 12 4 6 Weight setting in CW mode 4 7 Tuning for receiving 4 8 Recording of signals during receiving 14 4 9 Transmission 15 4 10 How to use battery backed up memory 19 4 11 How to use SEND function 19 4 12 Stop of transmission 20 4 13 Stand By procedure 20 4 14 How to use function key 20 4 15 How to use a tape recorder 21 4 16 CW practice 21 4 17 Application of a microcomputer as an intellig...

Страница 3: ...ed by the com puter attached to it and the RTTY may be transmitted and received even with a machine without FSK function 5 EASILY OPERATEABLE KEYBOARD ARRANGEMENT It has a keyboard arrangement about the same as the ordinary typewriter even for RTTY it is not necessary to change LTR and FIG manually and the code of LTR and FIG may be added automatically 6 LARGE CAPACITY DISPLAY MEMORY It has the ca...

Страница 4: ...ommunication the sentence may be put in the buffer memory or the bat tery backed up memory Efficient QSO may be made because the sentence may put in the buffer memory even when the battery backed up memory is transmitting or the displaying memory is trans mitting with the SEND OUT function 15 PRELOADING FUNCTION Buffer memory may memorize the sentence sent from the keyboard and by using this funct...

Страница 5: ...ifferent sentences may be received by using the output re peating function 9 and the SEND OUT function 10 which makes your practice effective and inter esting 24 CW WEIGHT IS CHANGEABLE At transmitting the CW the length of the dash may be changed in the range of 1 3 1 6 25 OUTPUT TERMINALS FOR OBSERVING THE CROSS PATTERN The demodulator of this machine may be easily tuned with the tuning indicatin...

Страница 6: ... 4 Figure 1 Connection ...

Страница 7: ...efore connecting a source cord to your DC power supply the setting of source voltage is neces sary as follows In the case of 12 VDC 11 V 13 8 V In the case of 5 VDC 4 75 V 5 25 V Source voltage should be stabilized without ripple in the case of 5 VDC After confirming a DC source switch and a power switch of the computer indicate OFF connect the red source cord of the computer to a plus terminal of...

Страница 8: ...et check the polarity by a tester and connect its plus to the plus screw terminal for FSK of the computer its minus to the minus terminal Special care should be exercised not to exceed the rating 1 5 A for the maximum keying circuit current and 150 V for the maximum voltage In the case of a wireless set without FSK function Solder the ancillary coaxial cable and a pin plug as shown in Fig 3 After ...

Страница 9: ...puter 5 LTRS FIGS indicating LEDs Indicate LTRS FIGS in RTTY mode 6 MODE switch For mode selection among CW BAUDOT RTTY and ASCII 7 NORM TEST TUNE switch TEST position of the switch makes the keying circuit OFF NORM provides an ordinary use condition TUNE makes the keying circuit ON and provides the output level control 8 OUTPUT indicating LED Indicates output level Lights at the time of mark and ...

Страница 10: ...rity of mark space in input and output 16 FREQ SHIFT Changes output and input shift width in BAUDOT mode N 170 Hz M 425 Hz W 850 Hz 17 SPEAKER When AGC is indicated output from AGC can be monitored when MARK or SPACE are indicated output from respective filters can be monitored 18 MARK SPACE indicating LEDs Light corresponding to mark space of input signal In CW mode SPACE indicating LED lights 19...

Страница 11: ...AFSK in accordance with KCS is put in from a tape recorder or a microcomputer 4 TTL IN jack In CW BAUDOT or ASCII mode non modulated signals in TTL level are put in 5 INPUT switch Makes the input selection TTL or AF 6 VHF output jack A terminal of a home TV set is connected to this jack Data are displayed in CH1 and CH2 resp CH3 and CH4 in European TV system 7 VIDEO output jack Outputs combined vi...

Страница 12: ...e function of each pin is as fol lows The fan out of each pin is 1 standard TTL Avoid overload 1 2 3 Leave these non connected Take care not to make these in contact with the power supply line or the ground line 4 Strobe negative pulse with about 5 micro sec width is put out with each output of one character 5 12 Data 5th pin is LSB 12th pin is MSB 13 GROUND 14 15 Leave these non connected The CPU...

Страница 13: ... switch OFF VHF channel Set either to 1CH or to 2CH Wireless set MODE switch Set to any among the three MODEs corresponding to the MODE switch setting of the Θ 7000 except in the case that LSB setting is required for RTTY mode with a wireless set without FSK function Power switch OFF AF volume Set this so as to make the input voltage into the Θ 7000 ranging from 50 mV to 1 V ordinary listening vol...

Страница 14: ... of the computer taking care not to bring about excess modulation 4 5 Speed setting for transmitting and receiving 1 In CW mode Receiving speed is determined automatically Quick CW of which the length of 1 dot is less than 50 msec may be regarded as noise In case of receiving such a high speed CW push H key after pushing WEIGHT SPEED key In the contrary case that slow CW is to be received immediat...

Страница 15: ...5 45 baud by power on reset or by pushing RESET switch For the speed change push Ø 9 after WEIGHT SPEED key Selection will be obtained as shown in Table 3 45 45 baud is popular among amateurs and 50 baud is usually used with business communica tion NEXT PAGE MISSING If the SPACE indicating LED begins to turn on and off corresponding to signals right reading will begin and be displayed on the TV sc...

Страница 16: ...50 Hz shift are usually used In addition monitoring of the output of MARK filter and that of SPACE filter are obtainable by turning SPEAKER switch to MARK and speaker switch to SPACE respectively The output of MARK filter and SPACE filter can function in lieu of MARK indicating LED and SPACE indicating LED FREQ SHIFT Shift width Mark Space N 170 Hz 2125 Hz 2295 Hz M 425 Hz 2125 Hz 2550 Hz W 850 Hz...

Страница 17: ...r make it receiving condition Tap the keys and ASCII characters correspond ing to the respective keys as shown in ASCII column of Table 8 are sent out and displayed on the screen At this time OUTPUT indicating LED lights at mark does not light at space and transmitting sound is heard from a speaker On the completion of transmitting the computer automatically enters into receiving condition 4 Buffe...

Страница 18: ... the case that RUBOUT switch is at OFF pushing the HH key does not provide the cancel of miswritten characters and characters shown in Table 7 are written in buffer memory and put out CW __ HH BAUDOT ASCII BS Table 7 7 Output repeating Push the key for a character with pushing REP key for output repeating of the character KEY CW BAUDOT ASCII BUFFER DISPLAY 1 SP 1 1 1 1 1 2 2 2 2 2 2 3 SP 3 3 3 3 3...

Страница 19: ...I _ O SP O LTR O _ O _ O _ O P AA P LTR P P P P A A A A A A S SP S LTR S DC3 S S D D D D D D F F F F F F BELL G SP G BELL G BELL G G SOUND SIG G H SP H LTR H BS H H BACK SPACE H J SP J LTR J VT J K J J K SP K LTR K K K K L SP L LTR L L L L AR VA LTR Z SP Z LTR Z SUB Z Z Z X SP X LTR X CAN X X X C C C C C C V V V V V V ...

Страница 20: ...DEL ESC STOP XMIT SP STOP XMIT LTR STOP XMIT ESC __ BT BT LTR __ KN KN __ HH HH BS H BS SPACE BAR SP SP SP SP SP Table 8 NOTE 1 Characters in lower part of each column are obtained by pushing each key only characters or function in upper part are obtained by pushing each with SHIFT key 2 function obtained when CR LF CANCEL is ON ...

Страница 21: ...nate the number of times of output by pushing among 1 key to 9 key Out puts for the designated number of times are obtained from the channel 3 Writing in the buffer memory is possible also during output from the battery backed up memory When BUFFER switch is at RUN as soon as transmitting from the battery backed up memory stops transmitting from the buffer memory begins 4 11 How to use SEND functi...

Страница 22: ... and input circuit demodulator and TTL IN and between CPU and keying output circuit AFSK output continues It is possible in this condition to write sentences in the buffer memory battery backed up memory or on the screen 4 14 How to use function key 1 Manual operation of CASE change In receiving in BAUDOT mode CASE LTR FIG may be changed manually by pushing PAGE CASE key 2 Change of screen page To...

Страница 23: ...nce recording Set AFSK GAIN volume to the medium level in order to prevent excess input to a tape recorder Make the recorder recording condition leave it working for 5 to 10 seconds so as to get feed After that push SEND CH3 key with pushing SHIFT key After sending out sentences leave it work for 5 to 10 seconds so as get feed and stop it 4 Sentence reading Set the mode and speed as recorded in th...

Страница 24: ...ttery backed up memory Make that prepared characters put out repeatedly several times while writing a next sentence into the buffer memory On the completion of writing push SHIFT and ESC keys and stop the output from the channel The sentence will be immediately put out from the buffer memory 2 If you want to repeated output of a sentence longer than 32 characters by easy operation di vide it into ...

Страница 25: ...al state ASCII Mark 2400 Hz Space 1200 Hz in the normal state 6 Output Keying 1 5 A 150 V AFSK output Output impedance 500 ohms TTL level Fan outs 5 standard TTL 7 AFSK output frequency CW 830 Hz RTTY Mark 2125 Hz Space 2295 Hz 2550 Hz 2975 Hz changeable in the normal state ASCII Mark 2400 Hz Space 1200 Hz 8 Display output TV VHF and Compounded video signals Impedance 75 ohms 9 Data output for pri...

Страница 26: ... 24 ...

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