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TubeDepot Tweed 5F1, Assembly Manual

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Assembly Manual 

Tweed 5F1 

Instructions for Assembling with the: 

- Printed Circuit Board (PCB)

with additional modification suggestions and recommended amp settings 

version 1

7

.0 

May 

2

4, 201

7

 

Learn    

Build    

Play

Summary of Contents for Tweed 5F1

Page 1: ...Assembly Manual Tweed 5F1 Instructions for Assembling with the Printed Circuit Board PCB with additional modification suggestions and recommended amp settings version 17 0 May 24 2017 Learn Build Play...

Page 2: ...x Cuizon Copyright 2009 TubeDepot com 1958 Vanderhorn Drive Memphis TN 38134 877 289 7994 info tubedepot com REGARDING THESE BOOK MATERIALS Reproduction publication or duplication of this booklet or a...

Page 3: ...ssembly PCB 5 Chapter 6 Chassis Preparation and Assembly 10 Chapter 7 Final Assembly 9 Chapter 8 Testing 20 Chapter 9 Schematics and Parts Layout 23 Chapter 10 Cool Modifications 28 Appendix A How to...

Page 4: ...t amp should sound like He was listening because here it is It is this last near perfect incarnation that we provide for you here The tweed champ is one of my favorite amps Inside its diminutive size...

Page 5: ...assemble and we want you to enjoy building and playing them all Throughout this manual at key points in the construction we have annotated important steps with the below alerts For your safety and to...

Page 6: ...t marker fine tip Soldering iron 25W 40W 35W recommended TL WP35 Solder electronics safe 60 40 w rosin core recommended TS 24 6040 0027 Flux electronic liquid or paste must be safe for electronic work...

Page 7: ...ef 1 nylon cable clamp power cord clamp 1 screw zinc plated 8 x 5 8 phillips flat head cord clamp mounting tube sockets 1 socket tube miniature 9pin preamp tube 2 socket tube octal rectifier power tub...

Page 8: ...M pot w on off switch Alpha volume power switch 1 100K trim pot horizontal mount feedback adjustment wire 3 wire 20 awg stranded hi temp PVC yellow board general wiring 2 wire 20 awg stranded hi temp...

Page 9: ...on each side of cabinet opening photo 4 1a Step 4 Download and print the correct sized cabinet drilling template from our website http site tubedepot com pdf 5F1_cabinet_drilling_template pdf Step 5...

Page 10: ...s installed on the bolts install and tighten the KEPS nuts Proceed to steps 4 3 Wiring the Speaker Step 1 Twist the two lengths of black and white wire together photo 4 3a Step 2 At one end strip the...

Page 11: ...oto 4 4a Step 5 Remove the backing from the second shielding tape strip and apply the tape to the back of the panel similar to the first strip Place it just below the first strip over lapping by 1 8th...

Page 12: ...Install two 100K watt resistors brown black yellow gold in positions R4 R5 Step 5 Install a 22K watt resistor red red orange gold in position R8 Step 6 Install a 220K watt resistor red red yellow gol...

Page 13: ...pad G4a 4 length Step 5 Repeat above for pad G6a 3 length Red Wires Circuit B and Preamp Tube Inputs Step 5 Strip back the insulation from the end of the red wire 1 8 and tin the end of the exposed s...

Page 14: ...ed with black and white striped wire solid black gets twisted with solid brown Step 2 Situate the transformer with the primary wires black wires nearest the fuse holder and the secondary wires reds ye...

Page 15: ...ket outward leaving pins 4 and 5 alone for now Step 2 Using a pair of needle nose pliers carefully bend terminals 4 and 5 together The holes of each of these terminals should meet flush against each o...

Page 16: ...ach hole of the board corresponding to a bolt Step 5 Apply four 6 KEPS nuts on the remaining exposed four 6 x 7 8 bolts and tighten them all down finger tight The assembly can be centered as needed St...

Page 17: ...the alignment tab off of the volume control photo 6 9a and install control into the chassis as indicated photo 6 9b Step 4 Strip and tin the volume control end of this red wire and connect the wire t...

Page 18: ...e black PVC jacket of the power cord approximately 1 from where the stripped jacket begins Note alignment of the strain relief photo 6 12a Step 4 With a pair of slip joint pliers firmly squeeze the st...

Page 19: ...hen twist these wires together Step 5 Wrap the end of the NEUTRAL wire from the AC power cord with the end of the black wire from the power transformer and solder together Step 6 Fully insulate this c...

Page 20: ...Solder these to pins 4 and 6 of the rectifier tube socket You will notice there is also red and white striped wires These wires are for running the amp at lower voltage This will give the circuit a d...

Page 21: ...wire to pin 6 of the preamp tube socket photo 6 18a Step 4 Trim strip and tin the yellow wire from pad k Solder this wire to pin 1 of the preamp tube socket photo 6 18a Step 5 Trim strip and tin the...

Page 22: ...t photo 6 19e Step 8 Measure approximately 6 of this twisted wire from the power tube socket and cut Unwind about 1 from the cut ends of this twisted wire Strip and tin these ends and connect to pins...

Page 23: ...installed Step 2 Mount the chassis onto these bolts holding the chassis against the cabinet top Step 3 Install the two 10 KEPS nuts one on each bolt and loosely tighten chassis against top of cabinet...

Page 24: ...fier for any unusual smoke or smells or blown fuse If anything unusual occurs disconnect power immediately and review connections 8 Testing 20 TubeDepot com 8 1 When changing or installing a fuse alwa...

Page 25: ...he AC power cord from the AC source Step 17 Install the power tube Step 18 Connect speaker to output jack Step 19 Turn volume to minimum position leaving the amplifier power switch to on Step 20 Plug...

Page 26: ...m the speaker Step 26 If everything checks good turn off amp and install the back panel Step 27 Now the time has come to rock out your amp is done End Well almost done If your amp when played at high...

Page 27: ...M Schematics 9 TubeDepot com 23...

Page 28: ...ion 6 16 Brown white striped wire black white striped wire twisted together former white wire Solid black solid brown twisted together former solid black wire The two red white striped wires are cover...

Page 29: ...creased 6 3V filament requirements of the 5881 Additionally the filter caps will have to be upgraded to 500V 7 Install solid state rectifier in place of tube rectifier tightens up dynamics and power o...

Page 30: ...olor Codes This project uses different types of resistors The diagrams below will assist you in locating and identifying resistor values tolerances and ratings for the various circuit requirements for...

Page 31: ...Resistor Value Color Codes Resistor Types Carbon Film Metal Oxide Carbon Composition TubeDepot com 27...

Page 32: ...15 series rated at 600V 2nd line 104J 0821 value in pfd 104 10 and 4 zeros pfd tolerance J 5 batch code 104 1ufd 103 01ufd 223 022ufd 473 047ufd 102 001ufd 222 0022ufd 472 0047ufd Xicon MPP Warm tone...

Page 33: ...flow around the metals A small surface amount of each of the metals will additionally melt and inter mix with the liquid solder forming an alloy This connection is called an intermetallic bond and th...

Page 34: ...nly for as long as it needed to properly flow the solder Any additional heat runs the risk of overheating the parts being soldered 9 Do not move the parts of the connection while the solder is hardeni...

Page 35: ...the amp and any other object s especially around the rear of the amp It is a good idea to keep the amp as cool as possible Amplifier Feeding As with any tube amp the choice of tubes will affect the ov...

Page 36: ...is perfect for soulful coolness Run an overdrive pedal set clean in front of the amp Now crank up the pedal s output and hit the amp hard with this signal I love this arrangement Harp players can get...

Page 37: ...Templates Appendix D1 is the cabinet drilling template Appendix D2 is the chassis drilling template PCB and Turret Boards D Appendix D TubeDepot com 33...

Page 38: ...TubeDepot com 33...

Page 39: ...accuracy of this template before drilling by measuring the chassis and template first It is always better to measure twice and drill once For once a hole is drilled it cannot be un drilled NOTE We rec...

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