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  • ...or the VER1.0 PCB. Click through for an enlarged, printable version. Print at 300dpi.]] ...check for a square wave at 15000 Hz +/- 40% with a 0 to +12 Volt amplitude at pins 4 and 12 of the 4050. (The period of the wave may be anywhere from 50 ...
    12 KB (2,133 words) - 17:28, 15 February 2023
  • ...a number of requests, I've produced a set circuit boards for this project. At the same time, the circuit underwent some upgrades, including making it cas ...assuming a square wave clock is used. Note that these 1/2 steps are fixed at the beginning of each step cycle. See the timing diagrams below for an exam ...
    21 KB (3,706 words) - 14:50, 19 July 2022
  • ...d frequency set by the RISE and FALL knobs. A series of pulses will appear at the TRIG OUT jack, and the duty cycle (the time the pulse is high compared ...romise between response time and the best filtering of the audio component at the DSG output. If the FALL time is turned to minimum, and the RISE knob ad ...
    14 KB (2,481 words) - 16:38, 9 April 2024
  • ...e op-amp (pin 6) will be equal to the voltage at the cv input. The voltage at the non-inverting input of the op-amp (pin 5) will be slightly higher, pull ...utput voltage to around 5.3 volts. The transistor also switches on the LED at the same time. ...
    8 KB (1,366 words) - 18:42, 19 July 2022
  • ...e op-amp (pin 6) will be equal to the voltage at the cv input. The voltage at the non-inverting input of the op-amp (pin 5) will be slightly higher, pull ...utput voltage to around 5.3 volts. The transistor also switches on the LED at the same time. ...
    8 KB (1,339 words) - 18:42, 19 July 2022
  • ...ected to an internal mixing amplifier and the sum of this column is output at the top output connector.<ref name=":0">Working With The Minimatrix And The ...put connector and the row input signal will be routed to that module input at the original signal level. This way you can ‘recycle’ any node connector th ...
    20 KB (3,651 words) - 17:41, 2 April 2024
  • At the time I designed this, I had never seen or heard one of these units, nor ...voltage to the folds input. The result will be a harmonically rich signal at the "F out" output. A second input based on a lag circuit allows square wav ...
    16 KB (2,722 words) - 18:53, 19 July 2022
  • ...output, so for an input varying between 1V and 2V, the output would track at a volt less, i.e. between 0V and 1V again. There are 8 stages to the module ...an audio frequency wave multiplier. A triangle, sine or sawtooth waveform at audio frequencies can be modified to produce some pleasant reedy type sound ...
    12 KB (2,201 words) - 14:13, 4 March 2023
  • ...tp://www.electro-music.com/forum/forum-112.html DIY Hardware and Software] at electro-music.com and [http://electro-music.com/forum/rss.php?f=112 RSS fee * [https://www.modwiggler.com/forum/viewforum.php?f=17 Music Tech DIY] at Mod Wiggler Forum ...
    17 KB (2,304 words) - 21:48, 27 June 2024
  • ...output, so for an input varying between 1V and 2V, the output would track at a volt less, i.e. between 0V and 1V again. There are 8 stages to the module ...an audio frequency wave multiplier. A triangle, sine or sawtooth waveform at audio frequencies can be modified to produce some pleasant reedy type sound ...
    12 KB (2,067 words) - 18:49, 19 July 2022
  • ...e 1/f mode, the size of a pitch step is inversely related to the frequency at which it will occur. In other words, the smallest steps are most common, st ...es on a whole new feel, as each of the six shift registers involved shifts at a different rate, according to the 1/f weighting. As such, the second and t ...
    12 KB (2,040 words) - 14:12, 4 March 2023
  • ...ge follower and the input of the VCO. This will reduce the voltage present at the input of the VCO, thus reducing its pitch. ...remainder of the circuitry. With the values given, the sensitivity is set at around 1.5V, allowing triggering from signals with a +/- 10 volt swing, or ...
    10 KB (1,761 words) - 14:50, 19 July 2022
  • ...h a switch, these programmers would only allow a single stage to be active at any time, outputting the corresponding control voltages to their bussed out ...without connection to an external gate source. Any stage can be activated at any time by a direct pulse or button press. Up or down pulses will then ste ...
    14 KB (2,523 words) - 18:42, 19 July 2022
  • ...h a switch, these programmers would only allow a single stage to be active at any time, outputting the corresponding control voltages to their bussed out ...without connection to an external gate source. Any stage can be activated at any time by a direct pulse or button press. Up or down pulses will then ste ...
    11 KB (1,895 words) - 18:02, 15 February 2023
  • ...re 1J24B (1SH24B, 1Ж24Б). It operates on low voltage, and uses a mere 13ma at 1.2 volts for its heater. In other words, the heater uses less power than t ...allow a couple of millimetres at least before you bend. The 330k resistor at the lower right of the picture is the grid bias resistor referred to below. ...
    11 KB (1,938 words) - 14:18, 4 March 2023
  • ...ere have been numerous enhancements to the design as well, making it right at home in a 1 volt per octave synthesizer. The core chosen is the well known Take the time to look at the [https://web.archive.org/web/20190429023311/https://rubidium.dyndns.org ...
    16 KB (2,744 words) - 14:50, 19 July 2022
  • ...hythm and timing accessory. It generates a burst of gate or trigger pulses at various speeds as set from a front panel control. At higher speeds it can be used for washboard, maracas or similar rapid-burst ...
    14 KB (2,421 words) - 17:29, 15 February 2023
  • ...g the rest of the circuitry. With the values given, the sensitivity is set at around 2V, allowing triggering from signals with a +/- 5 volt swing, or wit * A gate signal at the Hold input will stop the sequencer, and disable the switched outputs on ...
    12 KB (2,155 words) - 18:01, 15 February 2023
  • ...by Designs] taking over the CGS projects and the rest of the site archived at [https://web.archive.org/web/*/cgs.synth.net Archive.org]<ref>[https://modw * Must be able to readily identify components by looking at them. If you cannot read resistor colour codes, or if you cannot tell one c ...
    52 KB (8,759 words) - 14:19, 4 March 2023
  • ...ion of a special Vactrol coupler, made with a high-brightness LED pointing at four matched small CdS photoresistive cells. ...ut the 10 o'clock position, the filters will start to oscillate, beginning at the center of the CV SWEEP. ...
    10 KB (1,705 words) - 17:25, 24 April 2021
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