MB6PK is a Digital Simplex Gateway located in Southampton which provides coverage of Totton, Nursling, Shirley, Southampton City centre and Bitterne and Hythe, Fawley. Known colloquially as the “Simplex Wormhole”, it is fixed to the NWFG room and can not be moved elsewhere.

Frequency 144.825 MHz

Here is a predicted coverage map:

MB6PK coverage

Please be mindful that you may not always hear other local stations using the wormhole so listen for a couple of minutes before pressing the PTT. Clarification of this is available in this great video by G0VGS.

Thanks to keeper 2E0PKK for hosting the gateway.