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SoS-K v1.0 instructions Oct. 2019 — p.5/13

www.flightofharmony.com

Controls

Rate: This controls the delay clock rate, which in turn controls how fast the 

delay steps through its memory array and thusly the amount of delay. Clockwise 

rotation increases the rate (which decreases the delay time), counter-clockwise 

decreases the rate (which increases the delay time).

Feedback: Controls how much of the delayed signal is fed back into the 

delay cell. Feedback is what creates a reverberation or echo sound – multiple 

repetitions of an acoustic event. Clockwise rotation increases the amount fed 

back, and thus the number of repeats, counter-clockwise decreases the amount.   

 

The nominal operating area is between 6:00 and 9:00 during normal 

usage. More than this will set up a self-propagating feedback cycle that will 

quickly get out of hand.

Insert: This is the attenuator for the feedback loop insert jack. The 

jack is situated between the delay cell output and the feedback cell input. 

The feedback cell input is calibrated for the output of the delay cell, which 

is around 1.5V

p-p 

maximum, and most standard signals inserted here will 

overload the feedback cell unless attenuated, hence the Insert attenuator. 

Turn clockwise to increase the signal level, counter-clockwise to attenuate. 

 When 

not using the Insert jack, it is recommended to keep this control 

turned fully clockwise, to the maximum position. Otherwise, you are attenuating 

the output of the delay cell, which will affect everything else further down the 

signal path. 

Input: This is the input level control. Just like a volume knob – clockwise 

increases level, counter-clockwise attenuates the signal level.

Mix: Controls the mix between the Clean and Delay signals at the Mix 

jack.

VCA: Controls the VCA output level. Standard behavior with a minor 

quirk: this control will not fully attenuate the output, but a negative CV applied to 

the VCA CV input will bring the level much further down. It was either this or add 

another IC + associated components to the PCB and jack the price further up.

Jacks

The jacks are grouped by the type and direction (into or out of the module) 

of the relevant signal. The VCA jacks are just labeled “VCA”, as the function of 

each is already described by what row they are in.

CV in

Rate: Quirk warning: Rate CV behavior is inverted. Negative increases 

rate, positive decreases. If that bugs you too much, just think of it as the delay 

CV input and the issue magically disappears! Positive increases the delay, and 

negative decreases the delay. 

Overview (cont.)

Содержание The Sound Of Shadow

Страница 1: ...KIT flight of harmony Digital Delay Effect Eurorack Module Kit rev1 0 ...

Страница 2: ...ing Direct2 Output Impedance 1kΩ Control Voltage CV inputs Vsupply CV input coupling Direct CV input impedance 100kΩ Number of pieces nuts washers of pots jacks not counted 159 Kit Difficulty Advanced 1 Has been tested and performs well with supply voltages from 9VDC to 15VDC 2 I O jacks are direct coupled The Delay circuit itself is not A DC signal at the input will be available at the Clean Mix ...

Страница 3: ... note 4 Nylon PCB Standoff see note 1 Potentiometer bag 2 A100k Potentiometer Input Insert 4 B100k Potentiometer 6 Washer 6 Nut 6 Knob 1 Jack bag 10 3 5mm TS jack 10 Washer 10 Nut 1 Reference manual this thing NOTE This kit is designed to be able to use jacks and or pots with varied heights from different manufacturers Lengths of PCB standoffs and pin headers will vary depending on contents The Po...

Страница 4: ... seem awkward it is most likely due to this The goal is to make unique useful enjoyable and affordable instruments not just hoover2 out your bank account Remember every instrument has its quirks and unexpected aspects so RTFM3 all the way through Specific quirks are mentioned in the description of the particular feature they apply to so please read this through before emailing DELAY In Out Input x...

Страница 5: ...attenuated hence the Insert attenuator Turn clockwise to increase the signal level counter clockwise to attenuate When not using the Insert jack it is recommended to keep this control turned fully clockwise to the maximum position Otherwise you are attenuating the output of the delay cell which will affect everything else further down the signal path Input This is the input level control Just like...

Страница 6: ...es they can be daisy chained quite effectively into the feedback loop To do this patch the Delay out into the desired effect and the output of the effect into the Insert jack You may need to adjust the Insert level control see above for best sound VCA This is another breakjack The input of the VCA is normalized normally connected to the Mix output Inserting a jack here breaks that connection enabl...

Страница 7: ...event connecting the power backwards and damaging the unit This assumes that you are using either the supplied cable or one manufactured by Doepfer Looking at the rear of the module the negative supply red stripe is on the left positive supply is on the right see fig 2 Contact email flight flightofharmony com Twitter flightofharmony Drawings and designs 2019 flight of harmony LLC http www flightof...

Страница 8: ...SoS K v1 0 instructions Oct 2019 p 8 13 www flightofharmony com PCB Assembled View ...

Страница 9: ...SoS K v1 0 instructions Oct 2019 p 9 13 www flightofharmony com Exploded View ...

Страница 10: ...SoS K v1 0 instructions Oct 2019 p 10 13 www flightofharmony com SMD Reference ...

Страница 11: ...SoS K v1 0 instructions Oct 2019 p 11 13 www flightofharmony com Control Jack Reference A100k A100k ...

Страница 12: ...SoS K v1 0 instructions Oct 2019 p 12 13 www flightofharmony com Power Cable Assembly Triangle indicates location of red stripe ...

Страница 13: ...SoS K v1 0 instructions Oct 2019 p 13 13 www flightofharmony com IC1 Orientation Diode Orientation Line Slope Line Slope Pin 1 Miscellaneous LINE OR LINE ...

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