[Motorola] HT-1000 antenna question
JEFFREY MICHAEL KENYON
[email protected]
Wed, 1 May 2002 14:37:16 -0400 (EDT)
Okay, well now I know what you are talking about, because now you mention
it they do look a little different antenna wise, but you really have to
look carefully. Even with another SMA antenna I have though it still
won't work.
On Wed, 1 May 2002, [iso-8859-1] KC=D8EJX - Andrew D. Hudanish wrote:
> The Expo has an MX style antenna mount. The HT1000 has a SMA M mount. T=
he
> two are not interchangable. The MX mount has no RF ground. The whole mo=
unt
> is the RF coupling between the radio and the antenna. The SMA M style ha=
s
> an outside ground and a center RF pin. This makes external antenna
> connections easier. Motorola used two different depths of SMA M mounts o=
n
> its radios. The GTX/LCS2000/LTS2000 use a deeper SMA than the rest.
>=20
> Units that have SMA M antenna mounts:
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> Astro Sabers
> Saber (800/900 Mhz Only)
> Systems Saber (800/900 MHz only)
> XTS3000
> HT1000
> JT1000
> MT2000
> MTS2000
> MTX8000
> MTX9000
> MTX838
> GTX
> LTS2000
> LCS2000
> MTX800
> MTX900
>=20
> Units with MX antenna mounts:
>=20
> MX300 - MX360 (All except 800 MHz)
> HT600
> MT1000
> Saber (All except 800/900 MHz)
> Systems Saber (All except 800/900 MHz)
> Expo
> HT50S
> P50
> P100
> SP50
> P200
> GP300
> GP350
> T10
> T11
>=20
>=20
> Also, for wideband 136 to 174 MHz coverage, Motorola built a special ante=
nna
> for the HT1000 / JT1000 / MT2000 series radio. It is a dipole type, and =
is
> resonant over the entire band. It works ok, but I use the band specific
> helical antennas made for the HT1000. They seen to work a little better.
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> I hope this expleans it a little better.
>=20
> ADH
> KC=D8EJX
> Houston, TX
>=20
>=20
>=20
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>=20