StewMac 65 P-REVERB Assembly Instructions Manual Download Page 5

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magnifier

helps!

Capacitors and diode

(1) 250pF 500V silver mica

(1) 500pF 500V silver mica

(3) .0033μF 600V Orange Drop

(3) .022μF 600V Orange Drop

(2) .047μF 600V Orange Drop

(4) .1μF

600V Orange Drop

(1) 10pF

500V ceramic disk

(2) .01μF

500V ceramic disk

(1) .02μF

500V ceramic disk

(6) 25μF

50V Sprague Atom

(1) 100μF 100V aluminum electrolytic

(1) 40μF/20μF/20μF/20μF 500V filter cap

(1) 1N4007 1000V rectifier diode

510K

332J 600V

223J 600V

473J 600V

104J 600V

25µF

100μf

500V

Resistors

(1) 47Ω .5W carbon composite

(2) 100Ω .5W carbon composite

(1) 1K

.5W carbon composite

(4) 1.5K .5W carbon composite

(1) 2.2K .5W carbon composite

(1) 2.7K .5W carbon composite

(1) 3.3K .5W carbon composite

(1) 6.8K .5W carbon composite

(1) 22K .5W carbon composite

(2) 56K .5W carbon composite

(2) 68K .5W carbon composite

(7) 100K .5W carbon composite

(4) 220K .5W carbon composite

(1) 470K .5W carbon composite

(6) 1M .5W carbon composite

(1) 3.3M .5W carbon composite

(1) 1K

2W metal oxide

(2) 15K 2W metal oxide

Yellow Violet Black Gold

Brown Black Brown Gold

Brown Black Red Gold

Brown Green Red Gold

Red Red Red Gold

Red Violet Red Gold

Orange Orange Red Gold

Blue Gray Red Gold

Red Red Orange Gold

Green Blue Orange Gold

Blue Gray Orange Gold

Brown Black Yellow Gold

Red Red Yellow Gold

Yellow Violet Yellow Gold

Brown Black Green Gold

Orange Orange Green Gold

Brown Black Red Gold

Brown Green Orange Gold

Hardware

(8) 10-32 machine screw, 3/4"

(8) 10-32 locknut

(6) 8-32 machine screw, 3/8"

(10) 8-32 locknut

(6) 6-32 machine screw, 1/2"

(6) 6-32 locknut

(6) 4-40 machine screw, 3/8"

(8) 4-40 machine screw, 1/4"

(14) 4-40 locknut

(2) Chassis mounting strap

(4) Chassis strap screw and nut

(6) Rubber grommet

(1) Strain relief for power cord

(1) Filter cap mounting clamp

(1) Cabinet

(1) 10” speaker

(1) Chassis

(1) Cable clamp

(1) Screw for cable clamp

(1) Faceplate/backplate set

(2) Eyelet boards set

(2) Insulator boards set

Parts list

Summary of Contents for 65 P-REVERB

Page 1: ...ASSEMBLY INSTRUCTIONS With loads of helpful tips 65 P REVERB 15W CO MB O AMP KIT ORIGINAL AA1164 CIRCUIT Sparkling bright perfect for the surf ...

Page 2: ... Testing and troubleshooting 43 Final assembly 45 Tips for using this amp 45 Learning more secrets revealed in the schematic 46 AA1164 circuit schematic 47 More iconic amp kits from StewMac 48 AA1164 wiring diagram 50 Tube replacement chart 51 COPYRIGHT WARNING This material is protected by copyright and has been created by and solely for the purposes of StewMac You may not sell alter or further r...

Page 3: ... classics that are no longer made or are simply unaffordable within reach And the best part is you get to build them with your own hands We give painstaking attention to parts selection authentic materials and instantly recognizable details everything that makes the originals so sought after Build it with StewMac These immersive instructions walk you through every step of creating your pint sized ...

Page 4: ...ssing Processing Processing Output Power Processing Negative Feedback 68 K 250 KA 250 KA 25 μF 50 V 25 μF 50 V 25 μF 50 V 25 μF 50 V 1 5 K 100 K 68 K 1 M 40μF 500V 20μF 500V 20μF 500V 20μF 500V B B D B 1μF 22 K 100μF 100V 2 2 1 160V 160V 6 3 1 3V 8 1 3V 160V 6 8 1 2V 200V 6 8 50V 7 25 μF 50 V 25 μF 50 V 1 5 K 1 5 K 100 K 250pF 240V 240V 100K 3MRA Speed 320V Vibrato pedal Reverb pedal Reverb 100KL ...

Page 5: ...W carbon composite r 1 470K 5W carbon composite r 6 1M 5W carbon composite r 1 3 3M 5W carbon composite r 1 1K 2W metal oxide r 2 15K 2W metal oxide Yellow Violet Black Gold Brown Black Brown Gold Brown Black Red Gold Brown Green Red Gold Red Red Red Gold Red Violet Red Gold Orange Orange Red Gold Blue Gray Red Gold Red Red Orange Gold Green Blue Orange Gold Blue Gray Orange Gold Brown Black Yello...

Page 6: ...verb driver 4 3 2 1 8 7 6 5 12AT7 12AX7 6V6 5AR4 6 4 32 1 9 8 7 5 r 2 250K control pot A audio taper r 1 1M control pot A audio taper r 1 3M control pot RA reverse audio taper r 1 100K control pot L linear taper r 1 250K control pot L linear taper r 6 Knob r 2 Three lug ground terminal r 2 Power switch 2 lugs r 1 Ground switch 3 lugs r 1 Power cord Reverb r 1 Reverb tank r 1 Reverb tank bag r 1 Re...

Page 7: ...olomon Solder Sucker Drill with a 5 32 bit For mounting eyelet board and filter cap Ruler Item 4905 StewMac Shop Rule Digital multimeter Item 3618 Fieldpiece Pocket Multimeter Snuffer stick bleed resistor Item 1552 Snuffer Stick Copper shielding tape Item 0028 2 Conductive Copper Tape Pencil Colored art markers Wooden chopsticks Glue Wood glue white glue or contact cement for gluing a paper label ...

Page 8: ... to call 911 can be a lifesaver How to use a snuffer stick To discharge a capacitor clip the snuffer stick lead to ground preferably a mounting bolt on the power transformer Hold the tip of the stick to the cap s positive lead and use your multimeter to watch the voltage drain to less than 18V Take breaks and stop when you re tired Fatigue leads to mistakes and no one can afford mistakes when work...

Page 9: ...o large for use in an amplifier Caps for amps are rated in millionths of a farad called microfarads μF or trillionths of a farad picofarads pF The voltage spec for a cap refers to how much DC voltage it can handle at any given time A unique property of capacitors is that they don t allow DC current to flow past them only AC current This is important in parts of an amplifier circuit such as the pat...

Page 10: ... from the panel mounting ledge Don t drill through the cabinet Use a piece of masking tape on your drill bit to mark the depth or use a StewMac Depth stop Drill Bit item 1712 Use the black cable clamp screw to mount the clamp You ll secure the powercordwiththisclamplater after the testing Start by prepping the cabinet Check off each completed step STEP 2 Solder the speaker plug Useasmallscrewdrive...

Page 11: ...on nection and redo that solder joint STEP 5 Install the faceplate backplate Secure the faceplate by putting the Volume and Bass control pots in their holes and sliding the faceplate over them Install washers and nuts on the pots to hold the plate in place Use the 1MA pot for Volume and a 250KA pot for Bass Install them with their lugs facing up for soldering See the wiring diagram on Page 12 Inst...

Page 12: ...holes orient the boards as shown above Align each eyelet board with its insulator and tape them together The mounting holes are pre drilled in the main eyelet board but not in its insulator board Drill through the holes indicated using a 5 32 drill bit Separate the boards and set the insulator board aside for later The smaller bias board does not have pre drilled mounting holes Place it in the cha...

Page 13: ... Hold the tip against the connection until the connection reaches solder ingtemperature Thisshouldtakejust a few seconds Also tin component leads like multi strand wires to help the solder flow for a better joint n Keep your soldering tip clean by wiping it often on a damp sponge And keep it tinned by occasionally melting a little solder onto it n Feed solder to the connection not to the iron Stop...

Page 14: ...6V6 V5 6V6 V4 12AX7 V3 12AX7 V2 12AT7 V1 12AX7 INTENSITY SPEED REVERB BASS TREBLE VOLUME INSTRUMENTS 2 1 POWER TRANSFORMER FILTER CAP OUTPUT TRANSFORMER mounted outside REVERB DRIVER mounted outside 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y 2 5 0 K A 1 M A ...

Page 15: ...crews and locknut If needed enlarge the screw holes by drilling them with a 5 32 bit Attach the clamp so that the capacitor s negative lug marked is closest to the power transformer as shown STEP 16 Install the speaker output jack Add the 3 lug speaker output jack next to the 2 lug extension speaker jack which you ve already installed These jacks are electrically grounded through contact with the ...

Page 16: ...N PILOT LAMP V7 5AR4 V6 6V6 V5 6V6 V4 12AX7 V3 12AX7 V2 12AT7 V1 12AX7 INTENSITY SPEED REVERB BASS TREBLE VOLUME INSTRUMENTS 2 1 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y O U X Y 2 5 0 K A 2 5 0 K A 1 M A 3 M R A 1 0 0 K L 2 5 0 K L ...

Page 17: ...g of the treble pot Wrap the other end onto the right lug of the volume pot Solder the connections at both ends of this jumper STEP 26 Install two jacks a 1K resistor Add instrument jacks 1 and 2 Position them so the center lug of jack 2 is close to the side lug of jack 1 as pictured Wrap one lead of a 1M resistor through the right lug of jack 1 and wrap it onto the center lug of the same jack Mak...

Page 18: ... V5 6V6 V4 12AX7 V3 12AX7 V2 12AT7 V1 12AX7 INTENSITY SPEED REVERB BASS TREBLE VOLUME INSTRUMENTS 2 1 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y O U X Y 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 Enlarged to show detail ...

Page 19: ...of the extension jack Wrap these joints but do not solder them yet Cut a 3 4 white jumper and remove the insulation Add this short wire between the speaker jack s left lug and center lug Solder the both ends STEP 35 Output transformer green and black leads Trim these two wires to reach the speaker jack and extension speaker jack Solder the green lead to the right lug of the speaker jack along with...

Page 20: ...LOT LAMP V7 5AR4 V6 6V6 V5 6V6 V4 12AX7 V3 12AX7 V2 12AT7 V1 12AX7 INTENSITY SPEED REVERB BASS TREBLE VOLUME INSTRUMENTS 2 1 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 O U X Y 6 4 3 2 1 9 8 7 5 ...

Page 21: ...her end onto pin 2 of socket V3 Solder this jumper at both ends STEP 40 One green jumper three resistors Cut one 2 green jumper Install it be tween filter cap s negative lug and the nearby grounding strip Solder the connections at both ends Wrap a 15K 2W resistor between filter cap lugs O and U Don t solder it yet Twist the leads of two 100Ω resistors together and apply solder to keep them joined ...

Page 22: ...nding their leads tightly so the parts stay in place without solder Inspect When all the parts are in place stop and inspect Go back over every step Careful inspection is the best way to make sure your amp works the first time you turn it on Solder Solder each connection point only once Reheating to add another part makes a messy faulty solder joint Use the soldering tips on page 11 to get profess...

Page 23: ...stor installed in the previous step As you wrap the leads allow the two parts enough room to sit side by side Add the rectifier diode between eyelets B and C Note the polarity The positive lead of the diode is indicated by a stripe at that end The end with no stripe is negative Connect the negative lead to eyelet C STEP 44 Add two white jumpers Cut a 1 white jumper Turn the eyelet board over and a...

Page 24: ...6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 25μF 250 104J 600V 473J 600V 22 3J 60 0V 510K 2 5 μ F 2 5 μ F ...

Page 25: ... pull tight to keep in place STEP 51 100K resistor 250pF capacitor Wrap a 100K resistor between eyelets 68 and 69 Add a 250pF silver mica capacitor be tween eyelets 68 and 42 This capacitor also has no polarity and can be installed facing either way STEP 52 Install two white jumpers Add a 3 white jumper to eyelet 68 Cut a 5 1 2 white jumper and mark one end with a black marker Turn the board over ...

Page 26: ...0 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 332J 600V 1 0 p F 22 3J 60 0V 25μF 2 5 μ F 2 5 μ F ...

Page 27: ...between eyelets 37 and 62 This capacitor is not polarized STEP 65 Add two white jumpers Add one 3 jumper to eyelet 64 Add one 4 1 2 jumper to eyelet 62 STEP 66 Add a cap resistor pairing Wrap the leads of a 1 5K resistor around the leads of a 25μF Sprague electrolytic capacitor and solder them together Note the polarity of the capacitor Install this resistor capacitor assembly between eyelets 12 a...

Page 28: ...17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 01μF 01μF 02μF 104J 600V 223J 600V 104J 600V 104J 600V ...

Page 29: ...k one end with a blue marker Flip the board over and wrap the unmarked end through the back of eyelet 36 Run the marked end up through hole 7 and pull it tight Flip the board again and add a 1 1 4 jumper between eyelets 57 and 58 on the back of the board STEP 75 Add a resistor a cap a jumper Add a 1M resistor between eyelets 57 and 35 Add a 0 1μF Orange Drop cap between eyelets 35 and 8 This cap i...

Page 30: ... StewMac 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 ...

Page 31: ...now You ll be twisting this lead together with other flying leads STEP 85 Add two more flying jumpers Cut a 12 white jumper Flip the board and wrap this jumper through the back of eyelet 38 Run the free end up through hole 51 and pull it tight Leave this end flying for now Cut a 6 1 2 white jumper Flip the board and wrap one end through the back of eyelet 37 Run this jumper up through hole 50 and ...

Page 32: ... StewMac 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 ...

Page 33: ... down onto eyelet 2 The one remaining flying jumper will be soldered to the filter capacitor later Stop and review Now all the components and wires are on the eyelet board Stop and take a break so you ll have fresh eyes to review your work before soldering Make sure you ve followed each step correctly It would be surprising to find no mistakes at this point and it s much less work to find and fix ...

Page 34: ... 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y O U X Y 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 25μF 250 250 104J 600V 473J 600V 22 3J 60 0V 510K 25 μ...

Page 35: ...94 Solder tube socket V5 Solder the other jumper coming from hole 43 to pin 5 of socket V5 Test to make sure this jumper has continuity to eyelet 5 Solder the jumper coming from hole 73 to pin 4 of socket V5 This jumper should have continuity to eyelet 22 You should have jumpers soldered to pins 3 4 5 and 8 Solder any unsoldered connections on this socket now and trim the wire ends STEP 95 Solder ...

Page 36: ... 5 6 4 3 2 1 9 8 7 5 O U X Y O U X Y 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 A B C D F E 25μF 250 250 104J 600V 473J 600V 22 3J 60 0V 510K 25 μF 25 μF 332J...

Page 37: ...con nections on the input jacks and trim the excess wires STEP 100 Solder the volume pot Solder the unmarked jumper from hole 20 to the middle lug of the volume pot Cut a 1 green jumper and remove the shielding Solder one end of this to the left lug of the volume pot Solder the other end to the back of the volume pot STEP 101 Solder the treble pot Find the jumper coming through hole 17 that you ma...

Page 38: ...9 8 7 5 VIBRATO PEDAL REVERB PEDAL REVERB OUTPUT REVERB INPUT SPEAKER POWER GROUND FUSE EXTENSION PILOT LAMP V7 5AR4 V6 6V6 V5 6V6 V4 12AX7 V3 12AX7 V2 12AT7 V1 12AX7 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 A B C D F E 100μf 25...

Page 39: ... hole 71 to lug U of the filter cap along with the resistor lead already in place This lead should have continuity to eyelet 1 Solder the lead from hole 72 to lug X of the filter cap along with the resistor lead already in place This should have continuity to eyelet 22 Solder the lead from hole 74 to lug Y of the filter cap along with the resistor lead already in place This lead should have contin...

Page 40: ...UME INSTRUMENTS 2 1 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y O U X Y 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 A B C D F E Keep the heater wir...

Page 41: ...socket V6 STEP 110 Add two 4 green jumpers Cut two 4 green jumpers Mark one of these jumpers at both ends with a black marker so you can tell them apart after twisting them Twist them together very tightly leaving about an inch free at each end Connect these jumpers to the jumpers from the pilot lamp by twisting the ends together Solder the pair with the black marked wire to pin 7 of socket V6 Sol...

Page 42: ... REVERB BASS TREBLE VOLUME INSTRUMENTS 2 1 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 O U X Y O U X Y 1 5 3 4 2 10 59 20 17 6 7 8 9 11 58 57 56 55 54 60 61 62 63 64 65 68 69 70 71 72 73 74 66 67 12 13 14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 A B C D ...

Page 43: ...and white leads can reach from the access hole to the power switch and fuse Twist these black and white leads together Cut the green lead from the power cord to reach the rear grounding strip Tin this lead with solder and wrap it onto the middle lug of the grounding strip Pull the power cord leads through the hole in the chassis and secure with the black strain relief The strain relief is a tight ...

Page 44: ...itlocksbackinplace Screw the red jewel lens over the socket STEP 119 Install the six control knobs Turn the shaft of each pot all the way counterclockwise to the off point and install the knob so the indicator line points to number 1 STOP Set the chassis on blocks Set your chassis up for final testing A chassis stand is a great thing to have for this because it holds the work at any angle If you d...

Page 45: ...s pin 9 and pins 4 5 on the V1 12AX7 socket This should read between 5 7V AC If this readingisdrasticallydifferent unplug the amp and check your connections If the amp seems normal unplug the power cord while still leaving the power switch ON STEP 122 Test the dangerous DC voltage ThedangerouslyhighDCvoltagethat passes through the rectifier tube and the filter caps is referred to as B Thenextstepi...

Page 46: ...ears in case the amp starts to oscillate and squeal Plug the amp in After a few moments youshouldhearalowhum Ifthehum becomes very loud disconnect the power immediately and review your connections After the amp has warmed up for a few minutes attach your multimeter s negative lead to ground such as the metal chassis or a grounding strip Set your multimeter to read 5V DC and test for voltage at eye...

Page 47: ...ng the bass down a bit Give singlecoils a little more bass Withsinglecoilsyoucanalsopushthe reverb a little higher which would make humbuckers become muddy The 65 P Reverb is a great pedal platform especially for modulation and delay Fuzz pedals will most likely need a mids booster such as an over drive to keep your tone from being lost in the mix because fuzz pedals typically cut mids drastically...

Page 48: ...se inverter This is very different from the larger black panel era amps and can result in a more brown distortion The sensitive bass response can over whelm the 10 speaker so you might want the treble controls a little bit higher than the bass controls The power supply stage provides power to the other circuit stages as well as the tube heaters and pilot light ThiscircuitreceivestheACpowerfromyour...

Page 49: ...6 8 75 V 7 25 μF 50 V 25 μF 50 V 1 5 K 1 5 K 100 K 250 pF 240 V 280 V 100 K 3 MRA Speed 355 V Vibrato pedal Reverb pedal Reverb 100KL Reverb unit Output Input 15 K 2 W 15K 2 W 1 K 1 W 1 μF 022 μF 022 μF SOCKET V1 7025 SOCKET V2 12AT7 SOCKET V7 GZ34 SOCKET V6 6V6 GT SOCKET V4 12AX7 SOCKET V5 6V6 GT SOCKET V3 12AX7 1 μF 1 μF 01 μF 500 pF 3 3 M 2700 10 pF 047 μF 1 100 K TREB LE VOLUME BASS 6 8 K 1 MA...

Page 50: ...ean with enough guts to gig Perfect for recording as well as performing the D Reverb produces stinging clarity that absolutely refuses to get lost in the mix One of the most popular designs ever this amp lives in the happy middle between bright clarity and rich distortion It excels in the studio and on the stage While capable of crystal clear tones at good volume you can push this one into beautif...

Page 51: ...00 50W AMP KIT This hairy monster lives to shred The defining British circuit that dominated the 80s This 50W giant created your favorite heavy rock and metal albums Used by Slayer and Pixies and recorded on early Metallica albums this circuit produces that screaming guitar tone that your mother despises With solid state rectification there s no sag and the distortion created by this circuit is wa...

Page 52: ...14 15 16 18 19 21 24 25 26 27 30 29 28 31 22 23 32 33 34 35 37 40 41 42 43 44 45 46 47 48 49 50 51 52 53 38 39 36 A B C D F E 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 6 4 3 2 1 9 8 7 5 O U X Y 2 5 0 K A 2 5 0 K A 1 M A 3 M R A 1 0 0 K L 2 5 0 K L 25μF 250 250 104J 600V 473J 600V 22 3J 60 0V 510K 510K 25 μF 25 μF 332J 600V 1 0 p F 22 3J 6...

Page 53: ...2AX7 ECC83 V4 V3 65 P REVERB 15W O R I G I N A L AA1 164 C I R C U I T StewMac I C O N K I T S Use only 1 amp slow blow fuse DANGER Unplug the amp before changing tubes Tube locations from left to right 5AR4 GZ34 6V6 6V6 12AT7 ECC81 12AX7 ECC83 V7 V6 V5 V2 V1 12AX7 ECC83 12AX7 ECC83 V4 V3 Cut this label on the dotted line with a razor knife and metal straightedge Fasten it inside the cabinet using...

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Page 55: ...stewmac com 53 2018 StewMac ...

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