crystal oscillators and filters professionally.The major products include oven controlled crystal oscillator(OCXOs)(10-220M),Signal source(1GHZ) Temperature Compensated Crystal Oscillators(TCXOs)(10-40M), Voltage Controlled Crystal Oscillators(VCXOs)(0.75-800m), (crystal oscillators)Xos and kinds of LC filters(DIP18,DIP14,SMA), Cavity filters, Miniature Ceramic Filters, Diplexers,0?#12289;90?#12289;180°integrated power splitters/combiners