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titleProject

Projecttitel: RE-909

Status: 
Status
colourGreen
titlein progress

Startdate: 10/2020

Duedate: 02/2020

Updated: 27.April 2021

Manufacture link:  https://shop.re-303.com/build-it-2/

Forum: http://23.235.199.139/~re303c5/forum/forum/11-re-909/

Shop: https://shop.re-303.com

Facebook Group: https://www.facebook.com/groups/1657521224406039

...

Its an replica - not just another clone


BOM:

RE_909_BUILD_ONLY_v1.0.4.pdf

RE_909_BOM-BUILDGUIDE_v1.0.4.xlsxRE909BUILDBOMv1.9.zip


changelog:

v.1.0release
v.1.1added IC11 and D30, D31, D33 to ORDERING
v.1.2added info from christian about cabling
v.1.3added gnd build notes from Christian, fixed an amount value
v.1.4changed electrolytic capacitor in safety psu from 25V to 35V.

because its standard to have at AC Rectifier a safety range of multiplier 1.5 - 2

(for example an 18VAC is able to give after the rectifier a 28V-29V DC voltage.

regards Patrick (big grin)

v.1.5added extra alternative options for 10k trimmers (clap)
v.1.6fixed value in tape section.

new value R311: 820K (old value was 820R)


" Amp section "

fixed C143 voltage 47uF to 50V.

35V is fine too (comment Patrick)

v.1.7advisory added for snare drum fix.
v.1.8added info about cabling and errors in TR-909 service docs
v.1.9fixed values in high tom, C95 and C97 were reversed

new value C95: 100nF

new value C97: 15nF

(just swap both capacitors, old value was C95 15nF & C97 was 100nF)

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