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-
- FROM: THE PIRATE CLUB/1200
-
- EDITED BY: CRACKER JACK
-
- ***************************************
- * *
- * HOW TO BUILD A BLACK BOX *
- * *
- ***************************************
-
- TO ALL WHO DARE --
-
- WHAT IS A BLACK BOX? A BLACK BOX
- IS A DEVICE THAT IS HOOKED UP TO YOUR
- FONE THAT FIXES YOUR FONE SO THAT WHEN
- YOU GET A CALL, THE CALLER DOESN'T GET
- CHARGED FOR THE CALL. THIS IS GOOD FOR
- CALLS UP TO 1/2 HOUR, AFTER 1/2 HOUR
- THE FONE CO. GETS SUSPICIOUS, AND THEN
- YOU CAN GUESS WHAT HAPPENS.
-
- THE WAY IT WORKS:
-
- WHAT THIS LITTLE BEAUTY DOES IS
- KEEP THE LINE VOLTAGE FROM DROPPING TO
- 10V WHEN YOU ANSWER YOUR FONE. THE
- LINE IS INSTED KEPT AT 36V AND IT WILL
- MAKE THE FONE THINK THAT IT IS STILL
- RINGING WHILE YOUR TALKING. THE REASON
- FOR THE 1/2 HOUR TIME LIMIT IS THAT THE
- FONE CO. THINKS THAT SOMETHING IS WRONG
- AFTER 1/2 AN HOUR OF RINGING.
-
- ALL PARTS ARE AVAILABLE RADIO
- SHACK. USING THE LEAST POSSIBLE PARTS
- AND ARANGEMENT, THE COST IS $0.98 !!!!
- AND THAT IS PARTS FOR TWO OF THEM!
- TALK ABOUT A DEAL! IF YOU WANT TO
- SPLURGE THEN YOU CAN GET A SMALL PC
- BOARD, AND A SWITCH. THERE ARE TWO
- SCHEMATICS FOR THIS BOX, ONE IS FOR
- MOST NORMAL FONES. THE SECOND ONE IS
- FOR FONES THAT DON'T WORK WITH THE
- FIRST. IT WAS MADE FOR USE WITH A BELL
- TRIMLINE TOUCH TONE FONE.
-
- ** SCHEMATIC 1 FOR MOST FONES **
- ** LED ON: BOX ON **
-
- FROM >--------------------GREEN-> TO
- LINE >--! 1.8K LED !---RED--> FONE
- !--/\/\/\--!>--!
- ! !
- ------>/<-------
- SPST
-
-
-
- PARTS: 1 1.8K 1/2 WATT RESISTOR
- 1 1.5V LED
- 1 SPST SWITCH
-
- YOU MAY JUST HAVE TWO WIRES WHICH YOU
- CONNECT TOGETHER FOR THE SWITCH.
-
-
- ** SCHEMATIC 2 FOR ALL FONES **
- ** LED ON: BOX OFF **
-
- FROM >---------------GREEN-> TO
- LINE >------- ---RED--> FONE
- ! LED !
- -->/<--!>--
- ! !
- ---/\/\/---
- 1.8K
-
- PARTS: 1 1.8K 1/2 WATT RESISTOR
- 1 1.5V LED
- 1 DPST SWITCH
-
-
- HERE IS THE PC BOARD LAYOUT THAT I
- RECOMMEND USING. IT IS NEAT AND IS
- VERY EASY TO HOOK UP.
-
- SCHEMATIC #1 SCHEMATIC #2
-
- ************** ****************
- * * * ------- *
- * --<LED>--- * * ! ! *
- * ! ! * * ! <SWITCH> *
- * RESISTOR ! * * ! ! ! *
- * ! ! * * ! ! / *
- * -------- ! * * ! ! \ *
- * ! ! * * ! <LED>! / *
- * --SWITCH-- * * ! ! \ *
- * ! ! * * ! ! / *
- L * ! ! * F L * ! ! ! * F
- I>RED- -RED>O I>RED- ---RED>O
- N>-----GREEN---->N N>-----GREEN------>N
- E * H * E E * * E
- ************** ****************
-
-
- ONCE YOU HAVE HOOKED UP ALL THE
- PARTS, YOU MUST FIGURE OUT WHAT SET OF
- WIRES GO TO THE LINE AND WHICH GO TO
- THE FONE. THIS IS BECAUSE OF THE FACT
- THAT LED'S MUST BE PUT IN, IN A CERTAIN
- DIRECTION. DEPENDING ON WHICH WAY YOU
- PUT THE LED IS WHAT CONTROLS WHAT WIRES
- ARE FOR THE LINE & FONE.
-
- HOW TO FIND OUT:
-
- HOOK UP THE BOX IN ONE DIRECTION
- USING ONE SET OF WIRES FOR LINE AND THE
- OTHER FOR FONE.
-
- * FOR MODEL I SWITCH SHOULD BE OFF.
- *NOTE* FOR MODEL ][ SWITCH SHOULD BE
- SET TO SIDE CONNECTING THE LED.
-
- ONCE YOU HAVE HOOKED IT UP, THEN
- PICK UP THE FONE AND SEE IF THE LED IS
- ON. IF IT IS, THE LED WILL BE LIT. IF
- IS DOESN'T LIGHT THEN SWITCH THE WIRES
- AND TRY AGAIN. ONCE YOU KNOW WHICH ARE
- WHICH THEN LABEL THEM. *NOTE* - IF
- NEITHER DIRECTIONS WORKED THEN YOUR
- SWITCH WAS IN THE WRONG POSITION. NOW
- LABLE THE SWITCH IN ITS CURRENT
- POSITION AS BOX ON.
-
- HOW TO USE IT:
-
- THE PURPOSE OF THIS BOX IS NOT TO
- POEPLE WHO CALL YOU SO IT WOULD MAKE
- SENCE THAT IT CAN ONLY BE USED TO
- RECEIVE! CALLS. WHEN THE BOX IS *ON*
- THEN YOU MAY ONLY RECIEVE CALLS. YOUR
- FONE WILL RING LIKE NORMAL AND THE LED
- ON THE BOX WILL FLASH. IF YOU ANSWER
- THE FONE NOW, THEN THE LED WILL
- LIGHT AND THE CALLER WILL NOT BE CHARGE
- D.
- HANG UP THE FONE AFTER YOU ARE DONE
- TALKING LIKE NORMAL. YOU WILL NOT BE
- ABLE TO GET A DIAL-TONE OR CALL WHEN
- THE BOX IS ON, SO TURN THE BOX *OFF*
- FOR NORMAL CALLS. I DON'T RECOMMEND
- THAT YOU LEAVE IT ON ALL THE TIME, AS
- YOU DON'T WANT IT TO ANSWER WHEN MA
- BELL CALLS!
-
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