wavebubble:errata
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wavebubble:errata [2007/11/26 16:47] bushing |
wavebubble:errata [2011/07/28 04:42] lcstyle |
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| Unfortunately, there are many errors or discrepancies between the various resources available for this project. Eventually, they will all be listed here; if you can then update one of the resources (schematic, PCB layout, assembly directions), please do so and then remove the error from this list. | Unfortunately, there are many errors or discrepancies between the various resources available for this project. Eventually, they will all be listed here; if you can then update one of the resources (schematic, PCB layout, assembly directions), please do so and then remove the error from this list. | ||
| - | ===== Forum threads: ===== | + | Note: This errate does not apply to the WB 2010 design by Mictronics found here: http://ladyada.net/wiki/wavebubble/wave_bubble_2010 |
| - | (extract info from thread, place on this page and remove thread from list:) | + | |
| - | + | ||
| - | * http://www.ladyada.net/forums/viewtopic.php?t=3179 | + | |
| ===== Part changes: ===== | ===== Part changes: ===== | ||
| ==== Battery board ==== | ==== Battery board ==== | ||
| - | Omit parts R3, R4, R5 and Q2 on the LiPoly board; they are only needed to charge the battery if it falls below 3.7v, which it should not do. | + | ^ Part ^ Incorrect ^ Correct ^ Remarks ^ |
| + | | R2 | 2K, 0.25W | 500-1000 ohm | The lower the resistance, the brighter the power LED -- can be any wattage | | ||
| + | | R3 | ? | do not place | unused | | ||
| + | | R4 | ? | do not place | unused | | ||
| + | | R5 | ? | do not place | unused | | ||
| + | | Q2 | ? | do not place | unused | | ||
| + | | D1 | ? | SS14 | | ||
| + | | J2 | optional | | If you omit this part, you have to jumper two pads together or else you won't get power from the USB port | | ||
| ==== Main (radio) board ==== | ==== Main (radio) board ==== | ||
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| | C80 | 20pF | 22pF | Substitute to save money by combining order with other 22pF caps | | | C80 | 20pF | 22pF | Substitute to save money by combining order with other 22pF caps | | ||
| | C81 | 20pF | 22pF | Substitute to save money by combining order with other 22pF caps | | | C81 | 20pF | 22pF | Substitute to save money by combining order with other 22pF caps | | ||
| - | | C83 | ? | .1uF ? | not listed in instructions | | + | | C83 | .1uF | .1uF ? | on top/parallel R41 | |
| - | | C84 | ? | .1uF ? | not listed in instructions | | + | | C84 | .1uF | .1uF ? | on top/parallel R43 | |
| + | | D1 | 1N5817 | SS14 | | ||
| + | | D2 | 1N5817 | SS14 | | ||
| + | | D3 | 1N5817 | SS14 | | ||
| | D4 | 1N5235 | do not place | part of (unused) noise circuit; do not place | | | D4 | 1N5235 | do not place | part of (unused) noise circuit; do not place | | ||
| + | | D5 | 1N5817 | SS14 | optional | | ||
| + | | D6 | 1N5817 | SS14 | optional | | ||
| | IC2 | LM2733X | LM2731Y | Either part will work, but the 33X is not recommended for supplies less than 16v | | | IC2 | LM2733X | LM2731Y | Either part will work, but the 33X is not recommended for supplies less than 16v | | ||
| | L1 | 15 uH | 7.3 uH | Only change if using LM2731Y | | | L1 | 15 uH | 7.3 uH | Only change if using LM2731Y | | ||
/home/ladyada/public_html/wiki/data/pages/wavebubble/errata.txt · Last modified: 2016/01/28 18:05 (external edit)
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