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- WHITE BOX PLANS
-
- FROM: THE PIRATE CLUB/1200
-
- EDITED BY: CRACKER JACK
-
- THIS ARTICLE WILL TELL YOU HOW TO
- CHANGE A NORMAL TOUCH TONE KEYPAD AND
- CONVERT IT TO A PORTABLE UNIT. IN
- ADDITION, WE GIVE THE TOUCH-TONE
- FREQUENCIES.
-
- FIRST OF ALL, THE TONES MADE BY A
- TOUCH TONE TELEPHONE ARE NOT SINGLE
- TONES, THEY ARE A COMBINATION OF TWO
- TONES, MAKING "DTMF" (DUAL TONE
- MULTI-FREQUENCY). THE NORMAL TONE
- TELEPHONE DIALS 12 DIFFERENT SIGNALS,
- BUT IS CAPABLE OF DIALING 16 DIFFERENT
- SIGNALS (SEE BULLETIN ON SILVER
-
- THE POWER REQUIRED BY A KEYPAD IS
- ABOUT 25 VOLTS, BUT THEY WILL WORK
- WITH AS LITTLE AS 15, THEREBY ALLOWING
- THE USE OF TWO 9- VOLT RADIO
- BATTERIES. AS YOU MAY HAVE GUESSED,
- THEY ARE ALSO DESIGNED TO OPERATE WITH
- A TELEPHONE TYPE SPEAKER (AND PHONE
- LINE), AND NOT THE STANDARD 8-OHM
- SPEAKER WHICH NEEDS TO BE USED FOR
- ADEQUATE VOLUME. TO ACCOMPOLISH THIS,
- WE USE A MATCHING TRANSFORMER, THIS IS
- ONE OF THOSE MINIATURE ONES AVAILABLE
- AT RADIO SHACK. ENOUGH OF THE THEORY,
- NOW FOR THE
- CIRCUIT.
-
- YOU WILL NEED:
-
- A MINIATURE 1000 TO 8 OHM
- TRANSFORMER (RADIO SHACK # 273-1380)
- A STANDARD 8-OHM SPEAKER
- TWO 9-VOLT RADIO BATTERIES
- TWO 9-VOLT BATTERY CLIPS
- A CASE TO PUT IT ALL IN (OPTIONAL)
-
- A FEW CONSTRUCTION NOTES, I SUGGEST
- THAT YOU SOLDER AND TAPE ALL
- CONNECTIONS. IT IS ALSO IMPORTANT TO
- READ THIS ENTIRE BULLETIN BEFORE
- ATTEMPTING TO CONSTRUCT THIS.
-
- FIRST, CONNECT THE RED WIRE OF THE
- TRANSFORMER TO EITHER TERMINAL ON THE
- SPEAKER. NOW CONNECT THE WHITE WIRE
- FROM THE TRANSFORMER TO THE OTHER
- TERMINAL ON THE SPEAKER. NEXT,
- CONNECT THE RED (POSITIVE) WIRE OF ONE
- OTHER BATTERY CLIP. NOW CONNECT THE
- THE REMAINING RED WIRE ON THE SECOND
- BATTERY CLIP TO THE GREEN WIRE FROM
- THE TOUCH TONE PAD. CONNECT THE BLUE
- WIRE FROM THE TOUCH TONE PAD TO THE
- ORANGE-AND-BLACK STRIPED WIRE FROM THE
- TOUCH TONE PAD. TO THESE TWO WIRES,
- NOW CONNECT THE REMAINING BLACK LEAD
- FROM FIRST BATTERY CLIP. YOU HAVE NOW
- FINISHED THE POWER CONNECTION TO THE
- KEYPAD. CONNECT THE BLACK WIRE FROM
- THE KEYPAD TO THE BLUE WIRE ON THE
- TRANSFORMER. NEXT CONNECT THE
- RED-AND-GREEN STRIPED WIRE FROM THE
- KEYPAD TO THE GREEN WIRE ON THE
- TRANSFORMER. THE BLACK WIRE ON THE
- TRANSFORMER SHOULD NOT BE CONNECTED TO
- ANYTHING, ALONG WITH QUITE A FEW WIRES
- FROM THE KEYPAD. THE CONNECTION OF
- HAVE TO DO IS CONNECT TWO NINE VOLT
- BATTERIES TO THE BATTERY CLIPS, AND
- YOU'LL BE READY TO GO. YOU MAY WANT TO
- MOUNT IT IN A CASE FOR EASY
- PORTABILITY. NOTE THAT THE SILVER BOX
- MODIFICATION CAN BE MADE TO THIS UNIT,
- ALLOWING COMPLETE REMOTE PHREAKING.
- WHEN NONE OF THE BUTTONS ARE PRESSED,
- THIS UNIT USES NO POWER, THEREBY
- ELIMINATING THE NEED FOR A POWER
- SWITCH, AND EXTENDING THE LIFE OF THE
- BATTERIES.
-
- THE FOLLOWING ARE THE FREQUENCY
- COMBINATIONS GENERATED BY EACH BUTTON
- ON THE
- KEYPAD.
-
- KEY FREQ. #1 FREQ. #2
- 1 697 1209
- 2 697 1336
- 3 697 1477
- A 697 1633
-
- 4 770 1209
- 5 770 1336
- 6 770 1477
- B 770 1633
-
- 7 852 1209
- 8 852 1336
- 9 852 1477
- C 852 1633
-
- * 941 1209
- 0 941 1336
- # 941 1477
- D 941 1633
- ALL FREQUENCIES ARE MEASURED IN HERTZ
- NOTE THAT A,B,C AND D ARE NOT NORMALLY
- PRESENT (EXCEPT FOR SILVER BOXES)
-
-