Compact 317 KB RAR for the Apple iPhone 11 Pro covering the baseband logic circuit, apparently a schematic extract or diagram of the cellular modem section.

Archive covering the baseband circuit of the Apple iPhone 11 Pro, about 331 KB in RAR form.

Circuit extract for the Apple iPhone 11 Pro covering the power amplifier supply circuit, packed as a 246 KB RAR archive.

Partial schematic for the RF power supply section of the Apple iPhone 11 Pro, delivered as a 187 KB RAR archive.

Circuit diagram set covering the SIM card section of the Apple iPhone 11 Pro, supplied as a small 216 KB RAR archive.

Tiny RAR archive, about 19.5 KB, labelled for the iPhone 11 Pro BB middle frame, where BB most likely refers to the baseband side of the stacked logic board.

Small archive, about 19.6 KB, named for the iPhone 11 Pro AP middle frame, AP typically meaning the application processor side of the stacked logic board.