Philips 015
From a photo of a real pre-NTI Apple-1.
22µF 25V.
Total # on board: 5. On pre-NTI boards there are always 5 of these blue Philips caps.
Philips 015
From another photo of a real pre-NTI Apple-1.
Siemens
From a photo of a real NTI Apple-1.
22µF 25V.
On many NTI boards there is a mix of Siemens and Philips 22µF caps, with the majority usually being the Siemens.
Siemens
From another photo of a real NTI Apple-1.
Philips 015S
22µF 25V. These are very close to being the right period-correct part. Unused.
Philips 030BB
22µF 40V.
Same size and color as the 015, so this is a good option for a substitute. Unused.
Philips 021KJ
22µF 63V.
These are similar in color and size as the 015, so they could also be a good substitute. Unused.
Siemens
22µF 25V.
1977 date code. Close to being the right period-correct part. Unused.