Note : Your Quotation Request will be directed to Microsemi.
The 10500 from Microsemi is a RF Transistor with Frequency 1090 MHz, Gain 8.5 dB, Power 500 W, Input Power 70 W, Supply Voltage 50 V. More details for 10500 can be seen below.
1805 to 1880 MHz, 89 W Airfast RF Power LDMOS Transistor
4500 to 5900 MHz GaN HEMT for C-Band Radar Systems
GaN HEMT Transistor 1.2 to 1.4 GHz
You can now find similar products from multiple companies on everything RF.