F E AT U R E S MODEL NO. DSWX9078 DC - 400 MHz 40 dB Isolation Auto Mode Cycle Between Upper for Two Radio Failsafe Mode Bit Port for Functionality Testing in Aircraft HDI Antenna Selector 4-Port 3.88 J4 .94 1.70 1.23 TPI J5 0.25 0.50 .250 NORM 12 NORM 13 COM 1 SECURE IND. PART IDENTIFICATION 5.50 5.000 4.50 J3 Upper/Lower Indicator TEST POINT (TPI) WILL ACCEPT PROBE OF 0.40 DIA. (SEE CHART) 0.12 J2 J1 ON=SATURATED SQUELCH 2 ON=SATURATED J4 TNC FEMALE 5 PLACES KEY 2 3.95 J4 KEYWAY 1.23 1.10 .59 REF .59 MOUNTING SURFACE 0.09 ±.02 .74 5 PLACES 1.25 MAX OVER HDW 10 11 12 13 DA I C O In d u s t r i e s GND=XMIT J1 J2 UHF VHF COM 1 LOWER 6 OPEN=RCV GND=XMIT 7 INDICATOR OUTPUT FROM R/T2 (COM 2 BAND) 9 OPEN=VHF SELECT GND=UHF SELECT 3 Primary PWR (+28V) 1 Primary Return GUARANTEED PERFORM ANCE J4 CONNECTOR FUNCTION Primary Power Return Spare Primary Power (+28V) Spare Upper/Lower Indicator Com 2 Transmit Key Mode Select Com 1 Transmit Key Com 2 Band Indicator (UHF/VHF Select) Com 2 Squelch Input Com 1 Squelch Input Com 1 Secure Indicator Com 2 Secure Indicator 8 OPEN=RCV +28=UPPER OPEN=AUTO GND=UPPER M527478Y10D13P MATES WITH M527473T10B35S .190-32 UNF-2A THREAD SOCKET HEAD CAPTIVE SCREW (.156 HEX DRIVE) 4 PLACES PIN 1 2 3 4 5 6 7 8 9 10 OFF=OPEN=NORM KEY 1 .43 J6 11 OFF=OPEN=NORM 1.75 2.00 J5 UHF/VHF Select J4 - J9 SECURE SQUELCH 1 1.500 J3 VHF SECURE COM 2 SECURE IND. J6 5 CONTROL LOGIC .43 UHF UHF/VHF UPPER COM 2 Parameter Test Point (TPI) Chart Mode A B C D Power Off Power On Com 1 Com 2 to to Lower VHF Lower Upper Upper VHF Upper Lower Test Point Voltage 1V 3V 5V 7V 0V Min Typ Max Units Operating Frequency DC Current Isolation Insertion Loss DC 40 VSWR Impedance Switching Speed RF Power Operate No Damage Operating Temperature -54 210 72 500 350 0.5 0.6 0.25 1.2/1 1.25/1 1.35/1 50 2.6 5 100 500 +25 +71 MHz mA dB dB dB dB Conditions At +28 VDC Supply 30 - 400 MHz 400 - 500 MHz J5 - J6 @ 30 MHz 30 - 400 MHz 400 - 500 MHz OHMS mSec W Average W Peak °C Intermittent @ +95°C Rev. N/D / Iss. 1