This is one Lot (Qty. 2) of New (unused old stock) MuRata MQC500 Series Dielectric Resonator Based Voltage Controlled Oscillator (VCO) at center frequency 1010MHz, Part Number: MQC512-1010 in Metal Can DIP-14 Package with 7 Pins.

From following data sheet link, look for MQC500 Series pinout, this data sheet does not include MQC512-1010, but the performance should be very close MQC505-1017. All these MQC500 series VCO have similar specifications including bandwidth of 25MHz to 33MHz, tuning sensitivity of 9-13MHz/V, tuning voltage of 1-4V and operating temperature of -35C to +80C.

Data sheet:

http://rfbayinc.com/upload/files/data_sheet/mqc.pdf

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