99 lines
5.0 KiB
Plaintext
99 lines
5.0 KiB
Plaintext
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T H E H A L L M A R K B O X
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by Clark Griswold 94'
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The EASY way to carry a tone in your pocket.
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Purpose: Generating quarter tones for phree phone calls.
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Cost: Under $10.00
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Materials: 1 Hallmark recordable greeting card.
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1 Momentary push button. (Normally off)
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1 100 or 200 ohm resister (optional)
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1 Plastic case. (QIC Tape case is perfect!)
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Tools: Soldering Iron, solder
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Wire cutters
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Hot glue gun (Highly reccommend) or any good adhesive.
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Drill with bits for Speaker and push button holes.
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A Computer with a Sound Blaster card
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"BlueBeep" by
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Hey here is my first box! Sort of. I Read about this idea on a
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message base somewhere and decided to make it. It is by far the
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best way to generate ANY tone or sound from a hand held device.
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The reason being is that its CHEAP, and that you can record the
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actual sounds or tones directly into the chip. Since adding a
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crystal to a Radio Shack Dialer is costly and "not exactly" the
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right tones, you may find your new Hallmark box to operate on
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more payphones. After you build one, I am sure you will build
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one for a friend, its easy!
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Since I am not technical on the DTMF frequencies I will not cover
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that here. The program BlueBeep will generate the tones needed for
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you to record into your Hallmark box, so forget about crystals!
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Okay here we go. Go to your local HALLMARK store and buy a couple
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of those "talking" cards. Buy 3 or 4 if you can afford it. When
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you pay the nice old lady tell her how much your family will enjoy
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these charming cards. Might as well thank them for their product.
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Hee Hee. If they only knew what they are contributing to. ;>
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Take the cards and rip them open. Trash the pretty greeting card
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in the trash and grab your dikes (wire cutters).
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Start cutting the parts out of the plastic frame. Use your brain
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and watch what your cutting. Cut out the speaker, the battery case
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and shit can the red switch, which probably fell on the floor anyway.
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The micro phone is not needed so cut the wires closer to the mic.
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These blue wires will be used to connect to the Sound Blaster later.
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Cut the GREEN and BLACK wires at the switch, you will be connecting
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your push button switch to it later. Now the circuit board can be
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cut out and then you can unscrew it or vise-versa. You should now
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have all the parts cut out and trimmed nice and neat. Right?
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Grab the plastic tape case and get you glue gun or glue ready. BTW
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you can build this in a cassette tape box too, but you should get
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a case thats soft plastic, so it wont break when you sit on it.
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Grab your drill and make a hole on the side for your push button
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switch. The speaker hole can be made with a large paddle bit or
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make about six 1/4' holes in a nice circle pattern. You may even
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find that due to the volume of the device, you can just glue it on
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the lid without a hole! Check it out. I drilled mine though. Ok the
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speaker is on the lid and right below it on the same half of the
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case glue the circuit board down. BE CAREFULL about the placement
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so that the box will close right. Glue the battery box on the other
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half, with the battery "tray" facing out. That way you will be able
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to change the batteries. Let it dry. Solder the GREEN & BLACK wires
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to the push button switch. You may need to add a bit of wire, due
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to the short wires that were on the board. Sample the volume of the
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speaker and see how loud it is. You may want to place a 100 or 200
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ohm resister in-line on one leg of the speaker wires. This will
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bring down the volume to a resonable level. Everything should be
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glued down and connected, except for the blue wires. Right?
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You will now need to connect a 1/8" headphone jack to the blue wires.
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I just cut off one from a old headset. Make sure you have about a
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foot of extra wire to make it easier. Connect it to the blue wires,
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and remember this wire can be removed after recording or coiled up
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and left in the case. Plug in your HALLMARK box into the Sound Blaster
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speaker output. (Next to the Joystick port). Turn the volume almost
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all the way down. You will figure out the right volume. Now run the
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BLUEBEEP program and go to the REDBOX section. Now all you have to
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do is place the HALLMARK circuit board switch to record, and as soon
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as you hold down the push button it will start recording for 10 sec.
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Hit the "3" on your keyboard to record the quarters. I recorded 4
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quarters with a 2 sec pause between them. Switch the HALLMARK circuit
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board switch to play and hold down the push button. How does it sound?
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Re record it until you get it right.
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Thats it. You have made a HALLMARK BOX! Does it look cool? No? Then give
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it to your friend and make a better one for yourself. You can paint it
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black if you want it to look a little less like a HACKER BOX. Now dont
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be a bozo and try to call a operator and call to Austrailia. You should
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only use this on PAC BELL phones when calling long distance or toll calls.
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Local calls require a deposit and that cant be done with a redbox. You
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will find out what you can and cant do.
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- Clark -
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Typed 5-17-94
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