A highly specialised supplier to racing car manufacturers, requires:
• A radio module capable of operating in temperatures above 125°C and transmitting over a high bandwidth (4-5 data channels at more than 1000Hz) in a open frequency band. Size about 20x20mm, energy consumption as low as possible.
• As an alternative: a rechargeable battery (operating in temperatures above 125°C) which constantly delivers 100mA at 3,6V. Capacity should be 500-800mA. Size: +/-15 mm diameter, 40-50mm long (Size is somewhat flexible).