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TT1 

 1  

“TATTLE-TALE” 

TELEPHONE  

RECORDER KIT 

Ramsey Electronics Model No.     TT1 

Ever want to tape that annoying or obscene phone call? Want 
to find out who is making those long distance calls from your 
phone? Or how about taping that call just to remember what 
was said. The TT1 was designed with you in mind. Easy to 
construct  and use - an ideal first kit !    
 

Complete “hands off operation”! Turns on when you pick-up the 
phone, turns off when you hang-up. 

No line noise to alert callers of taping! 

Can be connected to any modular phone jack or directly to 
telephone line terminal block. 

Easily connected to any tape recorder with remote                        
and mike jacks! 

Play back the tape to our TG2 “Tone Grabber” to read out what 
number was called! 

Superior performance!  

Very clean, low noise sound. Excellent audio quality. 

Unit runs on telephone line power-no need for batteries or external 
power supplies. 

Complete and informative instructions guide you to a kit that works 
the first time, every time - enhances resale value, too! 

Add our case set for a finished “Pro” look. 

 

Содержание TATTLE-TALE TT1

Страница 1: ...rns off when you hang up No line noise to alert callers of taping Can be connected to any modular phone jack or directly to telephone line terminal block Easily connected to any tape recorder with remote and mike jacks Play back the tape to our TG2 Tone Grabber to read out what number was called Superior performance Very clean low noise sound Excellent audio quality Unit runs on telephone line pow...

Страница 2: ... Doppler Direction Finder HR Series HF All Mode Receivers QRP Series HF CW Transmitters CW7 CW Keyer CPO3 Code Practice Oscillator VLF1 Low Bander QRP Power Amplifiers RAMSEY MINI KITS Many other kits are available for hobby school Scouts and just plain FUN New kits are always under development Write or call for our free Ramsey catalog TT1 TELEPHONE RECORDER KIT INSTRUCTION MANUAL Ramsey Electroni...

Страница 3: ... How it works 4 Parts list 7 Schematic diagram 8 TT1 Assembly instructions 10 Parts Layout diagram 12 Hook up 13 Troubleshooting 13 Ramsey kit warranty 15 KIT ASSEMBLY AND INSTRUCTION MANUAL FOR RAMSEY ELECTRONICS INC 590 Fishers Station Drive Victor New York 14564 Phone 585 924 4560 Fax 585 924 4555 www ramseykits com ...

Страница 4: ... accordance with the law Typical uses for the TT1 include Recording directions to a particular location Varifing calls made from or to your telephone Taping annoying or obscene calls Or how about those business calls you don t want to forget We think that you will be very pleased with the Hands Off operation audio quality and ease of assembly of this build it yourself telephone recorder If you fol...

Страница 5: ...of Q1 turning it off With Q1 turned off no voltage passes through it to the base of Q3 leaving Q3 turned off NPN remember To activate the tape recorder the remote line must be pulled low this is the purpose of Q3 With Q3 turned off the line to the tape recorder remote jack is not affected and the tape recorder stays in stand by mode Therefore the second part of the circuit the audio section to P2 ...

Страница 6: ...e over the line when you re on the phone There now that we ve got all that out of the way there is just one more thing to discuss the Power and Mode switches The Power switch connects the TT1 to your tape recorders remote jack When this switch is in the Off position the TT1 will have no effect on the tape recorders operation i e the tape recorder is in manual operation When this switch is in the O...

Страница 7: ...rown black yellow R1 CAPACITORS 2 01 uF disc capacitor marked 01 or 103 or 10nF C1 2 SEMICONDUCTORS 3 NPN transistors marked 3904 Q2 3 4 1 PNP transistor marked 221 334 Q1 7 Diodes marked 1N4148 D1 2 3 4 5 6 7 MISCELLANEOUS PARTS AND HARDWARE 1 3 5mm Cable Mike plug P2 1 2 5mm Cable Remote plug P1 1 Telephone modular jack J1 2 Switch DPST pushbutton S1 2 1 TT1 printed circuit board ...

Страница 8: ...TT1 8 ...

Страница 9: ...r so there s minimal chance of inserting wires into wrong holes Second whenever possible we install in an order that fits our Learn As You Build Kit building philosophy We have described the circuit that you are building instead of just blindly having you install components We hope that this will not only make assembly of our kits easier but help you to understand the circuit you re constructing F...

Страница 10: ...n 6 Install D2 1N4148 type small signal diode glass body with black band Install it with the cathode band as shown as these diodes are polarity sensitive and must be installed in the correct direction 7 Install D3 1N4148 same as in step 6 8 Install D4 1N4148 same as in step 6 9 Install D5 1N4148 same as in step 6 10 Install R4 470K ohm yellow violet yellow 12 Install Q4 a 2N3904 NPN transistor Whe...

Страница 11: ...ess than perfect We ll get back to building now starting at the audio input at J1 and working through the audio circuitry 20 Install C1 01uF disk capacitor marked 01 or 103 or 10nF This capacitor is not polarized so polarity is not important 21 Install C2 01uF disk capacitor marked 01 or 103 or 10nF same as in step 20 22 Install R7 47K ohm yellow violet orange 23 Install R6 470 ohm yellow violet b...

Страница 12: ...TT1 12 TT1 PARTS LAYOUT DIAGRAM ...

Страница 13: ...is if you are having trouble with your Tattle tale Telephone Recorder here are a few suggestions By far the most common source of problems is due to misplaced parts or poor solder connections It s always best to take a break before searching for bad connections Around here it s referred to as the Irwin Time Test which states that anything left alone long enough seems to repair itself This also giv...

Страница 14: ...to troubleshoot by phone Any specific questions should be documented and sent to us by email or snail mail CONCLUSION We sincerely hope that you have enjoyed the construction and use of this Ramsey Kit As always we have tried to compose our manual in the easiest most user friendly format that is possible As our customers we value your opinions comments and additions that you would like to see in f...

Страница 15: ... be assured that the 1K ohm resistors are actually the missing 10 K parts Hum m m I guess the red band really does look orange Ramsey Electronics project kits are packed with pride in the USA If you believe we packed an incorrect part or omitted a part clearly indicated in your assembly manual as supplied with the basic kit by Ramsey please write or call us with information on the part you need an...

Страница 16: ...elephone Recorder Kit RAMSEY ELECTRONICS INC 590 Fishers Station Drive Victor New York 14564 Phone 585 924 4560 Fax 585 924 4555 www ramseykits com REQUIRED TOOLS Soldering Iron Ramsey WLC100 Thin Rosin Core Solder Ramsey RTS12 Needle Nose Pliers Ramsey MPP4 or RTS05 Small Diagonal Cutters Ramsey RTS04 OR Technician s Tool Kit TK405 ADDITIONAL SUGGESTED ITEMS Holder for PC Board Parts Ramsey HH3 D...

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