The Philips 2802 is a short wave receiver up to 30 MHz. Behind the door are the receiver coil that is interchangeable. The Philips 2802 is a radio from 1928 and was intended for long distances such as the Netherlands to the Netherlands-India. The tubes with the loose under cap. The receiver has 4 tubes. The radio with the coil box. The inside of the Philips 2802. The wiring consists of stone beads. The back of the radio. In the middle is the coil holder with this coil you determine which band you can receive. And here's the top of the radio.