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型号???????????????
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rca rp-6150其实和radioshack pro-62是一个东西
pro-62 programmable scanner
(200-0560) specifications faxback doc. # 31830
frequency coverage.............................. 30-54 mhz (in 5 khz steps)
118.0000-136.9750 mhz (in 25 khz steps)
137.0000-174.0000 mhz (in 5 khz steps)
380.0000-512.0000 mhz (in 12.5 khz steps)
806.0000-823.9875 mhz (in 12.5 khz steps)
849.0125-868.9875 mhz (in 12.5 khz steps)
894.0125-960.0000 mhz (in 12.5 khz steps)
channels of operation............................. 200 channels in any band
(20 channels x 10 banks) plus 10 monitor memories
sensitivity
(fm - 20 db (s+n)/n at 3 khz deviation):
30-54 mhz............................................................. 1 uv
118-136.975 mhz....................................................... 1 uv
137-174 mhz........................................................... 1 uv
380-512 mhz........................................................... 1 uv
806-960 mhz........................................................... 2 uv
(am - 20 db (s+n)/n at 60% modulation):
30-54 mhz............................................................. 2 uv
118-136.975 mhz....................................................... 2 uv
137-174 mhz........................................................... 2 uv
380-512 mhz........................................................... 2 uv
806-960 mhz........................................................... 4 uv
spurious rejection (fm - at 154 mhz)................................. 40 db
selectivity
+/-10 khz............................................................ -6 db
+/-20 khz........................................................... -50 db
if interference ratio
257.5 mhz at 154 mhz................................................. 50 db
21.4 mhz at 154 mhz................................................. 100 db
scanning rate............................................. 25 channels/sec.
search rate.................................................. 50 steps/sec.
priority sampling................................................ 2 seconds
delay time....................................................... 2 seconds
if frequencies................................... 257.5, 21.4, and .455 mhz
squelch sensitivity
threshold................................................. less than 1.0 uv
tight (fm)................................................... (s+n)/n 25 db
tight (am)................................................... (s+n)/n 20 db
antenna impedance.................................................. 50 ohms
audio power (10% thd)....................................... 180 mw nominal
built-in speaker........................ 1 3/8" (36 mm) 8 ohm, dynamic type
power requirement................................... +9 vdc, 6 aa batteries
or a suitable adapter (negative ground only)
current drain (squelched)............................................ 95 ma
operating temperature..................... +14 f to +140 f (-10 c to +60 c)
dimensions.............................. 5 3/4 x 2 1/4 x 1 3/4 inches (hwd)
(147 x 64 x 45 mm)
weight (without antenna and batteries).............. approx. 8.8 oz (250 g)