The Google Phone app beta (159.0.718038457) introduces a new horizontal row of filters at the top of the Recents screen, allowing users to quickly sort calls by All, Missed, Contacts, Non-Spam, and ...

New old stock costs about $100. Now, these chips are being remade. A new hardware revision for this voltage controlled filter has been taped out by the original hardware designer, and these chips ...

Furthermore, wideband high selectivity filter chips with adjustable bandwidth have been developed, allowing for independent control of transmission zeros and demonstrating excellent overall ...