VVRONGER | Portable Arcade Synthesizer

from ventla

EMS international express mail service has resumed to UK, Italy and Netherlands [7/7/2022]

*** 日本国内は送料無料です ***

*** orders will be shipped out within 2-5 days of being placed (first come first served basis) ***

*** basic tutorial available at the bottom of this description ***

*** demo video available on youtube ***

*** shipping fee increased / shipping methods revised on June 11th, 2022" ***

vvronger is an analog-digital hybrid standalone monophonic mini (more mini than minimoog) synthesizer with csg -- complex sound generator -- synthesis.
layout designed and assembled by me

vvronger incorporates legendary pedigree sn76477(n) sound chip manufactured by us of a's finest texas instruments in 1978 which used in various arcade video games, pinball machines and electronic toys released on that era such as space invaders (taito), sheriff (nintendo), space encounters (midway), vanguard (snk), sharpshooter (game plan), locomotion (zaccaria), sound fx machine (remco), muson synthesizer (mego) et cetera

specifications (see pic 5)
a. mono output jack, obviously
b. these could maybe work as kinda like an on-off mixer for a sound sources or as an envelope selector
c. seems to related with a duration of one-shot function
d. probably defines an one-shot duration range
e. probably some lfo-related component
f. vco-related component
g. sorta lfo adjustment thingy
h. the component we usually hardly use
i. pitch adjustment thingy
j. a mysterious component. hardly use
k. a switch to convert vco sources (internal <-> external)
l. a switch to convert sound envelopes (constant <-> one-shot)
m. i swear this is an one-shot trigger button. also works as sorta like a mute button sometimes
n. cool slide switch somehow i settled
o. external vco input jack. important component for a decent musical usage. vvronger has no gate input jack just in case
p. noise clock-related component
q. sorta noise filter
r. also a noise filter-esque component. also maybe works as sorta noise gate
s. definitely perhaps decay adjustment component
t. attack adjustment
u. decay adjustment
((( v. sometimes works as some kind of tone colour control section *this component is only available on early assembled units )))
w. cool 9v batt snap

faq

q. is this a toy or a musical instrument
a. yes

q. wut kind of music can i play with this shit
a. any genre seriously. from carter family-type folk to neo crabcore. vvronger fits to any genre perfectly

q. is this worth buying
a. yes

q. am interested in this shit tho i cant play any musical instruments
a. vvronger is the most def best choice for beginners. smaller and easier than ukulele

comes with some bonus randomly chosen capacitors

all items have some damages such as discoloration and scratches et cetera since they're based on recycled vintage video game cart shells

intended for use by adults only


shippings [updated: july 7th, 2022]
japan post announced that increase was needed due to the reason below:
transportation costs and delivery costs overseas have been rising significantly.
to continue providing stable international mail service to our customers, some of our postal rates will be revised and tentative extra charges for ems to some zones and international parcels handled as air mail will be added, starting on 1st june 2022

us of a: usd23.50 via ems international express mail service (trackable / estimated delivery time: approx. 15 days). if you prefer surcafe mail (usd17.00 / uninsured / trackable / estimated delivery time: several months), contact me before ordering. currently there's no other shipping methods available there due to covid-19

uk: usd20.00 via ems international express mail service

ireland: usd9.00 via airmail

france, italy and netherlands: usd20.00 via ems international express mail service

spain and switzerland: usd9.00 via airmail

finland, germany and norway: usd17.00 via surface mail (uninsured / trackable / estimated delivery time: several months). currently there's no other shipping methods available there due to covid-19

south korea : usd11.00 via ems international express mail service

hong kong: usd7.50 via airmail

new zealand: usd9.00 via airmail

australia: usd17.00 via surface mail (uninsured / trackable / estimated delivery time: several months). currently there's no other shipping methods available there due to covid-19

rest of the world: contact me before ordering

*** i'm not responsible for any loss or damage during shipping ***

*** no returns are accepted ***

*** shipping may take vvronger delivery time than usual due to covid-19 ***


+++++++++++++++++++++++++++++


vvronger basic tutorial [revised: 6/11/2022]

*** please refer to pic 5 ***

power on: connect the battery to "w"
power off: remove the battery from "w"
*weakened battery will result in poor tonal quality and malfunction

audio output: connect any 3.5mm mono cable to "a"
*some audio interfaces such as roland ua-4fx may cause hiss noise

vvronger comes with 9 capacitors and 1 photocell -
bipolar blue capacitors: 0.033uf (small) / 0.1uf (middle) / 1uf (large)
bipolar tangerine (or mustard) capacitor: 680pf (not included in early batches)
polarized cylindrical capacitors: 4.7uf / 10uf / 22uf / 47uf / 100uf
a disc-shaped photocell

first, to generate a basic constant sound -
put any one of blue capacitors (0.033uf or 0.1uf or 1uf) you like to "f"
set "l" to up
set "n" to down
adjust "b", "g" and "i" as you like
push "m" to mute

to generate a siren type sound -
put 47uf cylindrical capacitor to "e"
put 4.7uf cylindrical capacitor to "f"
set "l" to up
set "n" to down
set "b" switches like these:
1down 2up 3up 4up 5down
1down 2down 3up 4down 5up
1up 2up 3up 4down 5down
et cetera
adjust "g" and "i" as you like
to change sound characters, put 0.033 or 0.1 blue capacitor to "r" and adjust "q"

to generate a metallic sound -
put 0.033uf or 0.1uf blue capacitor to "e"
put 0.033uf or 0.1uf or 1uf blue capacitor to "f"
set "b" switches like these:
1down 2down 3down 4up 5down
1up 2up 3down 4up 5down
adjust "g" and "i" as you like

noise sound -
put tangerine (or mustard) 680pf capacitor to "r"
set "b" switches to:
1down 2down 3up 4down 5down
adjust "p" and "q" as you like
(680pf capacitor is not included in 1st-4th batches. try using 0.033uf instead)

faux theremin mode -
put any one of blue capacitors (0.033uf or 0.1uf or 1uf) you like to "f"
put disc-shaped photocell to "e"
set "l" to up
set "n" to down
adjust "b" and "i" as you like

external vco mode -
put 4.7uf cylindrical capacitor to "e"
put any one of blue capacitors you like to "f"
set "k" to left
set "l" to up
set "n" to up
connect 3.5mm cable to "o" and connect the other side to external equipment (like korg sq-1 et cetera)
set "b" switches like these:
1down 2down 3down 4down 5down
1up 2up 3up 4up 5up
1up 2up 3down 4up 5down
1down 2up 3up 4down 5up
et cetera

one-shot trigger mode -
put 22uf cylindrical capacitor to "d"
put 4.7uf cylindrical capacitor to "e"
put any one of blue capacitors you like to "f"
put 47uf cylindrical capacitor to "s"
set "l" to up
set "n" to down
adjust "c", "t" and "u" to 12 o'clock. "c" = duration, "t" = decay, "u" = attack
set "b" switches like these:
1up 2down 3down 4down 5down
1up 2down 3up 4down 5up
et cetera
push or touch on "m" to generate a sound

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