Check the listing for details. Microsource RF YIG 25.88 - 27.05 Ghz Frequency Synthesizer MSS-2527-910-04. Condition: New. Listed at 42.00 USD. Microsource RF YIG 25.88 - 27.05GHz frequency synthesizer MSS-2527-910-04 Each synthesizer sold is new, fully tested, and is wrapped in original Microsource anti-static packaging. The anti-static packaging may differ slightly from the picture depending on what Microsource was using at the time each unit was packaged. Buyer receives one synthesizer as shown. Buyer can find test data, programming notes, and other information by searching for:Notes on MicroSource MSS252-791-002 Synthesizer Modules Pin assignment for 25-pin D-Sub connector Pin Ref Qualcomm Q3236 Functions1 d3 A3, SMODE 2 d1 A1 3 d8 M4, DBUS4, SEN\ 4 d6 M2, DBUS2 5 d4 M0, DBUS0 6 F LOCK 7 PWR BIT 8 +5 VDC, 700 mA 9 +15 VDC, 300 mA 10 -15 VDC, 45 mA 11 NC 12 NC 13 NC 14 d2 A2, M2 WR 15 d0 A0, FSELP 16 d7 M3, DBUS3 17 d5 M1, DBUS1 18 Gnd 19 Gnd 20 Gnd 21 Gnd 22 Gnd 23 Gnd 24 NC 25 NC -----------------------------------------------------------------------------------------