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Summary of Contents for T-KIT 1056

Page 1: ...r meter to read less tnan 1 2 n mu h lower than resistors in your kit values are In H tmlcrone lnesl to 1000 pH per resistor coae with 3rd silver band x 01 Examples red red silver 122X 011 0 22 H red reel gold 1X 0 11 2 2 H red red black I X 11 22 pH red red brown IX 101 220 pH brown black red 1000 11H FOR SURE we ALL know this E volts 1amps X R 6hms R E 1 I E R P watts E x I They used to make BUL...

Page 2: ...Steps 11 1 6 Circuit Schematic 12 1 3 BAND CHART C1 C5 L1 L3 16 First Connections Tests 17 DC Power Supply 18 Operating Experimental Features 19 Troubleshooting Guide 20 Getting to Know the Receiver 21 What Frequency Am I On 21 22 T KIT Limited Warranty inside hack coli IMPORTANT Please read Warranty Te 1 BEFORE starting kit assembly __j a quality electronics kit pro ect From T KIT a Division of T...

Page 3: ... hand to explore the reasonable capabilities of your Model 1056 receiver board All frequency determining parts are packed in a clearly marked packet SAVE your unused coils and capacitors in this packet T KIT No 1 056 LC Doing so will help later whether for your own new application or for giving or selling While designed to be a single band receiver for casual monitoring of a ham band the Model 105...

Page 4: ...2 form a tuned RF input circuit coupling the antenna to pins 1 and 2 The dissimilar values of C1 and C2 are selected for propBr impedance matching Potentiometer R1 is an attenuator to minimize overload by strong signals and nearby AM broadcasts therefore serving as RF gain control The local oscillator frequency is determined by C3 C4 L2 plus L3 on 80 75 and 160 meters plus the varactor tuning netw...

Page 5: ...3 16 18 1 0 Miniature stereo jack J1 1 0 Model 1056 instruction manual REQUIRED NOT SUPPLII D 0 Battery or regulated well filtered 8 15 Volts DC 0 Antenna for band of interest or 10 20 random wire 0 Stereo h tadphones or speaker 1056 8 78249 30267 35252 74306 T KIT Model 1056 Receiver Parts List cont Capacitors C1 C5 per Band Chart for 160 1 0 Meters 1 0 10 pF 1 0 15 pF 2 0 22 pF 1 0 27 pF 3 0 33 ...

Page 6: ...n these construction steps 0 0 1 Install C21 a 33 JJF electroytic capacitor This is your one detailed reminder that all 8 of the electrolytics used in this circuit MUST be installed with correct polarity The side is clearly marked on the top of the circuit board The side o f the capacitor itself is the longer of the two wires and the side is designated by the dark stripe 0 0 2a Insert U3 the TDA26...

Page 7: ...0 220 110 Z 110 uo Ll Cl 110 150 110 100 47 u ll u i A r tL_J4 CI 3 J J u C5 4 71 ft7 4 71 CIO AOJl 4 71 Ill 4 71 J en II 1110 2ZGIC 1 C12 ll0 2 rzoN 2 II 8 9 12VDC 12VDC L lJ r r 1121 120 C4 c s Ll L 110 1 0 1 0 uo 01 1 0 1 0 lila u 100 IS 2 1 IS u 2 8 JZ 10 1 3 10 I JJ 10 t l u JZ 10 1 3 l l LJ 41 8 2 8 1 011 r s J 101 u 810 cw SllltrotCJ trvl 1122 J lQ HEADPHONES Cl4 j j rv I ai r ...

Page 8: ...0 0 33_ Install Bandpass Control R16 1OK potentiometer 1056 14 Progress Test Optional With all parts now installed except the NE612 with its RF input oscillator and AF output circuits this is a logical point to check the operation of the full U2 U3 audio circuit if you wish To do so follow this procedure 0 Check first that Steps 1 33 have been completed correctly 0 Connect stereo headphones or spe...

Page 9: ...te the correct value in the blanks provided on the following page 1056 16 I Install the following parts for the Meter Band 0 0 52 C1 value 0 0 53 C2 value 0 0 54 C3 value 0 0 55 C4 value 0 0 56 C5 value 0 0 57 L1 value marking 0 0 58 L2 value marking 0 0 59 L3 value color code ________ A wire jumper MUST be installed at L3 if a coil is not required First Connections The minimum connections needed ...

Page 10: ...imental Features The following details are provided for your convenience in experimenting with or adapting the receiver board to ham band transmit receive setups DC Power Inputs See preceding section Sidetone Input Used with the MUTE feature see below this direct access to the input of U3 permits injection of a CW sidetone or DSB SSB audio while transmitting The level of such audio injection must ...

Page 11: ...d this one to be a good performer If this kind of receiver is new to you there are several facts to learn about First unlike the typical ham transceiver you will hear both sidebands of a CW or SSB signal To tune USB 20 met rs and above tune up the band to the point where the signal becomes intelligible To tune LSB J 60 40 meters tune down to the point at which the signal becomes ii1telligible The ...

Page 12: ...ary irritation or damage After handling any solder wash hands with soap and water before eating 4 TEN TEC Inc warrants this device to function as dascribed in its documentation provided that it is assamblad and used correctly in accord with all printed directions It is your rasponsibility to follow all directions in the instruction manual Iii identify components correr tly and to usa good workmans...

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