Страница 1: ...itor big one at C3 Grey Stripe needs to point toward connector row see photo 8 Install 10 uF blue cap capacitor at C10 C1 and C2 These have 106 labels in sm all text on them 9 Install 10 kΩ resistors at R1 and R2 brown black orange 10 Install 390 Ω resistor at R5 near LED orange white brown 11 Install 33 kΩ resistor at R6 near RCA signal in orange orange orange 12 Install 1 kΩ resistor at R7 brown...
Страница 2: ...he nuts could go either on the top or bottom of the board There is an internal struggle here at Backyard Brains on which looks better Nuts up vs Nuts down It s your SpikerBox you decide 9 Peel and place the cork sticker to the right of the speaker close to the RCA jack Electrode Construction 1 Unscrew end of RCA connector 2 Split and Strip inch lengths from speaker wire on both sides and both ends...
Страница 3: ...Amp Audio Out Speaker Out RCA plug A B C D E 1 2 3 4 5 6 7 8 A B C D E 1 2 3 4 5 6 7 8 Stage 1 Gain Low pass Filter TLC2272 High Pass filter fc _ 1 2π r7 c7 fc _ 1 2π 1x103 0 047x10 6 338 Hz fc _ 1 2π r7 c7 fc _ 1 2π 220x103 560x10 12 1 291 Hz Stage 2 GaIn Calculation gain R8 R7 220k 1k 220x X X X _ 1 291 Hz 338 Hz _ gain 220 frequency But In reality it s lower due to roll off only 174x at peak ga...
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