4 Dandaloo Street, Kariong NSW 2250
+61 (02) 4340 2500


The following speakers have generously offered their time to give these presentations at Mayham.

NOTE: Further details will be updated as they become available.

Lecture Room Grandstand Level 2, south end, Magic Millions Room

Tube Radio                    

Ray Robinson, VK2NO

9:30am – 10:30am


This talk is on Transceiver type 62

Noise reduction circuit for HF

Simon Ryan, VK2KU

10:30am – 11:30am


Simon Ryan VK2KU will be giving a presentation of his development of a compact modern  noise reduction circuit for HF, which is now moving to  its seventh version.

The talk will cover the basics of phase cancellation circuits. These have long  been  available from various manufacturers and recently as a kit by VK5TM.

The format  will be  relaxed and  informal in nature with opportunity for input and questions from attendees

Operational Amplifiers

Brian Clarke, VK2GCE

11:30am – 12:30pm


Dr Brian Clarke describing his involvement with Operational Amplifiers over 60 years. Their uses and theoretical characteristics will be explained.

Do you have content that you think would be good to present?

Should you be interested in facilitating a lecture at Mayham.

Please email mayham@ccarc.org.au for a spot.

We look forward to hearing from you.

Mayham team.

Mayham  is wheelchair friendly