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madbeanpedals Wavelord Manual

Fx type: tremolo

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Wavelord
FX TYPE: Tremolo
Enclosure Size: 125B
"Softie" compatibility: none
© 2019
madbeanpedals
The Wavelord is tremolo implementation of the Electric Druid TAPLFO3 chip. It features many options
preferred by tremolo users such as tap tempo and multiple tweak-able waveforms (including some very
unusual and not often heard ones). The Wavelord also features an external jack for linking to another optical
effect allowing you to use the TAPLFO3 engine to drive a second effect. If you built the Phaser or Wah project
from the Tapanatorator project, the Wavelord can drive them through the external jack. Future mbp modulation
projects will also allow an option to hook up to the Wavelord for Tap Tempo control.
8.2.2020 update: A new resistor (R32) has been added to the PCB. This resistor prevents the Multi pot from
resetting when turned fully clockwise. Its value should be 4k7.
Tap: Sets the quarter note pulse based on the average of two or more taps.
Tempo: Sets the tempo via a pot as an alternative to tapping the BPM.
Mult: The multiplier sets the quarter note pulse division. From left to right this is 0.5x, 1x, 1.5x, 2x, 3x, 4x
(note some tempos at 4x speed will simply be too fast for the opto device to respond so it will do nothing).
Depth: Intensity of the tremolo effect.
Dist: Changes the duty cycle to push the peaks or valleys of each waveform to the beginning or end of the
cycle. Zero distortion is at 50%.
Vol: Sets the output volume of the Wavelord.
Waveform: This rotary switch selects between 8 waveforms per bank. Unlike other 1p8t rotaries, the
switch used in the Wavelord is continuous, meaning it doesn't stop at the 8t terminal. Rather you can keep
turning it to go back to 1t (this is actually very cool since you don't have to turn it all the way back counter-
clockwise).
Bank: This switch toggles between bank 1 and 2, giving you a total of 16 possible tremolo waveforms.
T1: This trimmer sets the gain recovery after the LDR in the opto device. This is set by turning the Depth
knob to zero, Vol to about 2/3rd then adjusting T1 for unity gain with bypass. This setting should produce
minimal distortion at the output and allow for a bit of boost when you turn VOL all the way up..
Check out the TAPLFO3 info and datasheet from our DI friend Tom over at Electric Druid!
Terms of Use:
You are free to use purchased Wavelord circuit boards for both DIY and small commercial operations. You may not
offer Wavelord PCBs for resale or as part of a "kit" in a commercial fashion. Peer to peer re-sale is fine, though.
Technical assistance
for your build(s) is available via the
assistance on builds. This is because (1) I'm not always available to respond via email in a timely and continuous manner, and (2)
posting technical problems and solutions in the forum creates a record from which other members may benefit.
Overview
Controls
https://electricdruid.net/product/taplfo3/
madbeanpedals
forum. Please go there rather than emailing me for

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Summary of Contents for madbeanpedals Wavelord

  • Page 1 You are free to use purchased Wavelord circuit boards for both DIY and small commercial operations. You may not offer Wavelord PCBs for resale or as part of a “kit” in a commercial fashion. Peer to peer re-sale is fine, though.
  • Page 2 Wavelord Parts madbeanpedals...
  • Page 3 Wavelord Values madbeanpedals...
  • Page 4 Wavelord Traces madbeanpedals...
  • Page 5 Wavelord B.O.M. Resistors Caps Switches 100n WAVEFORM 1P8T BANK On/On Trimmer 100n Pots 100n DEPTH 10kB 100R 100n DIST 10kB 100n MULT 10kB 100n TEMPO 10kB 100uF 100kA 100n 10uF 10uF 10uF Diodes 1N5817 LED2 Transistors MPF102 Q2 - Q4...
  • Page 6: Shopping List

    Wavelord Shopping List Value Type Rating Metal / Carbon Film 1/8W Metal / Carbon Film 1/8W 100R Metal / Carbon Film 1/4W 330R Metal / Carbon Film 1/4W Metal / Carbon Film 1/4W Metal / Carbon Film 1/4W Metal / Carbon Film...
  • Page 7 Wavelord Parts Guide 1P8T Rotary: http://smallbear-electronics.mybigcommerce.com/rotary-switch-miniature-1p8t/ TAPLFO 3: http://www.smallbear-electronics.mybigcommerce.com/ic-electric-druid-taplfo-3c/ On/On PC Mount: http://www.smallbear-electronics.mybigcommerce.com/spdt-on-on-pc-mount/ VTL5C9: http://smallbear-electronics.mybigcommerce.com/photocoupler-vactec-vtl5c9/ 10kB 16mm Pot: http://www.smallbear-electronics.mybigcommerce.com/alpha-single-gang-16mm- right-angle-pc-mount/ 10kB, 100kA Plastic Shaft: http://www.smallbear-electronics.mybigcommerce.com/alpha-single- gang-9mm-right-angle-pc-mount-w-knurled-plastic-shaft/ 5k Trimmer (Bourns 3362p): https://www.mouser.com/ProductDetail/Bourns/3362P-1-502LF?qs=sGAEpiMZZMvygUB3GLcD7pXz 6c6XAR3tLU32B218z4E%3d https://www.taydaelectronics.com/potentiometer-variable-resistors/cermet-potentiometers/3362p/5k- ohm-trimmer-potentiometer-cermet-1-turn-3362p.html Momentary NO: http://www.smallbear-electronics.mybigcommerce.com/momentary-spst-no-soft- touch/ Thinline DC Jack: http://smallbear-electronics.mybigcommerce.com/dc-power-jack-all-plastic-unswitched-2-1-mm/...
  • Page 8 The external 1/8” jack is an optional mod and you do not have to include it. If you do not wish to use the jack omit R26, R27 and Q4. There will be future mbp projects that interface with the Wavelord for tap tempo controlling such as the upcoming “Glasshole” phaser project. The Wavelord will also interface with the Tapanator projects from a few years ago (these included a Wah and Phaser 1590A projects).
  • Page 9 Wiring Diagram Wavelord madbeanpedals...
  • Page 10 Wavelord 125B Drill Guide Note: Drill Guides are approximate and may require tweaking depending on the types of jacks, switches and pots you use. • This template shows enclosed style jacks but should be fine for open-frame metal jacks as well as the “Lumberg”...
  • Page 11 Since the Wavelord has so many options, I have created some mock artwork you can use either as a guide or print out as a label. This artwork is included in the Photoshop drill template in the Wavelord .zip file and can be changed to different fonts, sizes, etc.
  • Page 12: Test Conditions

    Voltages Wavelord TL072 IC2 TAPFLO3 4.57 4.99 4.57 4.97 4.57 4.97 4.97 4.57 2.45 4.57 4.57 0.6mV 9.15 4.97 1.55 Test conditions • 9.42vDC power supply • Tempo, Multi, Depth at 0 • Dist, Vol at 50% • Bank1 •...
  • Page 13 Build Pic Wavelord madbeanpedals...
  • Page 14 Schematic Wavelord 2020 update: A new resistor (R32: 4k7) was added between lug3 and +5v of the Multi pot. This prevents the control from resetting when turned fully clockwise. madbeanpedals...