24 corporation reliable, long life, and economical antennas these popular omnidirectional antennas have been selected for use with repeaters, talk-around systems, paging systems, security alarms, vhf dedicated systems, 220 trunking systems, and in such applications as police, fire, agricultural and hundreds of others requiring reliability, long life and economy. field tunable and easy to install, they can be mounted on any vertical tubular support up to 1-1/4 inch (3.2 cm) diameter. ringo, ringo ranger, and ringo ranger ii can be shipped economically by ups. ringo ranger ii, CRX-150b and crx-220b, 6 dbi gain our most popular base station antenna is now available in the 220 mhz band. both the crx- 220b (220-222 mhz) and the CRX-150b (150-174 mhz) feature a full 6 db gain vs. a quarterwave antenna. the ringo ranger ii is perfect for trunking or any other system where ease of installation, performance and economy are priorities. ringo ranger, CRX-150 and crx-220, 5 dbi gain field tunable and easily installed, the CRX-150 (150-174 mhz) and the crx-220 (220-222 mhz) have 5 db gain. installation involves measuring the radiator length and tightening two clamps; the antenna is assembled just that easily. add a simple adjustment of the tuning rod, and you're ready to go! rugged ringo crs-150 and crs-220, 2 dbi gain our ringo is a single half-wave, end-fed antenna with a matching section featuring a ring inductor. with a frequency range of 150- 174 mhz (crs-150) or 220-222 mhz ( crs-220) and 2 db gain, the ringo is completely grounded. it is shipped with a fully assembled base section and requires only adjustment of the radiator tube and simple tuning to be operational. ringos include stainless steel hardware and radiators fabricated from seamless aluminum tubing. ringos field tunable dc grounded seamless hard-drawn aluminum tubing stainless steel hardware fast assembly ups shippable CRX-150b 330 20 30 0 270 60 30 300 90 240 210 180 150 120 10 20 30 10 20 30 30 20 10 10 330 20 30 0 270 60 30 300 90 240 210 180 150 120 10 20 30 10 20 30 30 20 10 10 CRX-150 330 20 30 0 270 60 30 300 90 240 210 180 150 120 10 20 30 10 20 30 30 20 10 10 crs-150 crs150 vhf ringo selector guide model freq. gain vswr bandwidth -3db bmwidth connector height weight w/sur area w/survival mhz dbi (nominal) 1.5:1 mhz e-plane 0 (female) in (cm) lb (kg) ft 2 (m 2 ) mph (kph) CRX-150b 150-174 7 1.5:1 4 30 uhf 162 (412) 7 (3.2) 1.4 (0.13) 80 (125) CRX-150 150-174 5 1.5:1 6 36 uhf 116 (294) 5 (2.2) 0.5 (0.05) 80 (125) crs-150 150-174 2 1.5:1 7 73 uhf 45 (114) 2 (0.9) 0.18 (0.02) 80 (125) crx-220b 220-222 7 1.5:1 2 30 uhf 110 (279) 5 (2.25) .95 (.088) 80 (125) crx-220 220-222 5 1.5:1 2 36 uhf 79 (200) 3.5 (1.57) .34 (.130) 80 (125) crs-220 220-222 2 1.5:1 2 73 uhf 30 (76) 1.5 (.67) .122 (.017 80 (125) h-plane e-plane close-up detail of ringo shows stainless steel hardware and connector assembly. vhf ringos e ringo vhf base stations for 150-174 mhz and 220-222 mhz CRX-150b crx150
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