background image

 

Содержание A449-6S

Страница 1: ...951425 7 93 ASSEMBLY AND INSTALLATION A449 6S 70 CENTIMETER FM YAGI ANTENNA 440 450 MHz COMMUNICATIONS ANTENNAS ...

Страница 2: ...tenna rotator will provide the best service and longest life Often it is desirable to mount several antennas on one mast To keep possible interaction to minimum place your antennas as far apart as you can Mount the A449 6S with the Reddi Match rod pointing up Keep the mast mount bracket on the opposite side of the boom from the elements This will help to minimize pattern distortion from the mast S...

Страница 3: ...32 8 32 x 2 1 2 6 4 cm stainless steel machine screw 1 251 050251 3 8 9 cm white plastic cap 1 326 290326 Danger label 1 FIGURE A 402 013402 5 16 8 cm stainless steel flat washer 2 405 010405 4 1 2 x 2 7 16 11 4 x 6 2 cm stainless steel U bolt 1 921 200921 Reddi Match clamp 2 941 360941 8 aluminum flat washer 2 BA 7 8 x 36 2 2 x 91 4 cm aluminum tubing drilled 10 places 1 CB Connector bracket 1 EA...

Страница 4: ... clamp assembly Connect the flattened rod end to the screw on the connector bracket CB with nut 11 and washer 41 Attach the entire driven element assembly shown below to the boom with hardware provided referring to figure F for the proper location Slide the poly tube PT in the Reddi Match assembly over the rod RR up to the flattened end of that rod figure B 2 Adjust to the dimensions indicated and...

Страница 5: ... CONNECTOR ASSEMBLY This antenna is designed for use with 50 Ohm coaxial cable terminated with a PL 259 connector Any length of feedline can be used with your A449 6S The shortest length of cable will have the least loss A connector boot is included for use with your new antenna Slide the boot over the cable before attaching your PL 259 figure E Spread silicone on the outer threads of the Reddi Ma...

Страница 6: ...ve the least loss 6 STACKING 25 63 5 cm FIGURE H FIGURE G The A449 6S may be stacked in arrays for improved radiation patterns and increased gain When stacking 2 antennas use the Cushcraft A449 VPKS stacking kit The kit consists of a phasing harness aluminium stacking boom and the associated hardware to mount the two A449 6S s The harness by itself is called the A449 SK ...

Страница 7: ......

Страница 8: ...l at its option repair or replace the antenna at its expense within thirty days of the date the antenna is returned at purchasers expense to Cushcraft or one of its authorized representatives This warranty is in lieu of all other expressed warranties any implied warranty is limited in duration to one year Cushcraft Corporation shall not be liable for any incidental or consequential damages which m...

Отзывы: