OK, I knew it;
but does it works in your PC?
when the letter is "l",the part's nativeWaveLength is 0.003189281
and i change it to "L",nativeWaveLength is 0.0000007.
seems that just the part ( whose "Power mode" can change between "solar only" and "beamed power" ) can receive microwave power
circular rectenna receiver work
circular thermophotovoltaic receiver work
Double Pivoted Rectenna (Receiver) work
Giant Wrapped Photovoltaic Receiver work
Solar Thermal Power Mirror Receiver work
stock: gigantor xl solar array work
Deployable Microwave Phased Array Transiever Relay notwork
Microwave Phased Array Relay Transceiver notwork
Duel Mode Thermal/Rectenna Receiver (Inline) notwork
Duel Mode Thermal Sphere Receiver notwork
Duel Mode Thermal/Rectenna Receiver (Nose) notwork
Multi Bandwidth Dish Transceiver (Medium) notwork
Multi Bandwidth Dish Transceiver (Large) notwork
Multi Bandwidth Dish Transceiver (Shielded) notwork
mk1 and mk2 notwork
KSP 1.2.2
Interstellar Extended 1.12.1