The Electron is the Standard 6 channel 35 mhz receiver for the 40-60 size planes
<font class="pricecolor colors_productprice">£32.99</font> You want negative shift for a futaba ad you will also need the correct electron crystal for your channel
http://www.fusionhobbies.com/HTDC635...-p/htdc635.htm
http://www.rcaircraftmodels.co.uk/1990_1_2251140.html
http://www.javis.co.uk/index.php?pag...t&Itemid=2