Sirio Antenne MG 75 User manual

MG 75
VHF Mobile Antennas 66...88 MHz Fiberglass whip
MG 75
BCopyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 15/07/2006 - Cod. ID108
HI-QUALITY ANTENNAS MADE IN ITALY
A
Æ1”-1/2
Æ39 mm
Æ1”-3/5
Æ42 mm
REMARK: Be careful during installation do not use too much strenght but tighten the metal
ring Aby means of the suitable tool. TIGHTENING TORQUE: 4 Nm ± 10%
ATTENZIONE: Porre attenzione durante l'installazione. Non serrare con troppa forza ma avvitare
l'anello metallico Autilizzando la chiave adeguata. COPPIA DI SERRAGGIO: 4 Nm ± 10%
"S” Mount
"SL" Mount
MOUNT INSTALLATIONSMOUNT INSTALLATIONS
MAG 125 S:
Frequency Range: from DC to 500 MHz
Overall Size: Ø 127 mm
Materials: Chromed Brass, Nylon, Rubber
Cable: 3.6 m RG 58 / PL 259 R male
Antenna connection: UHF-female
P/N 2502602.01 MAG 125 S
ALTERNATIVE MOUNT TYPEALTERNATIVE MOUNT TYPE

DESCRIPTIONDESCRIPTION
1/4 lmobile antennas covering the frequency range of 66...88 MHz by using the enclosed
cutting diagram. It is made of black fiberglass tapered whip and supplied with “S” or “SL” mount.
SPECIFICATIONSSPECIFICATIONS
TUNING INSTRUCTIONSTUNING INSTRUCTIONS
ID108
Electrical Data
Type : 1/4 l
Frequency Range : from 66 to 88 MHz tunable by cutting
Impedance : 50 W
Radiation : Omnidirectional
Polarization : Linear Vertical
Gain : 0 dB ref. to a l/4 whip
Bandwidth @ SWR £ 2:³ 9 MHz @ 66 MHz (”SL” mount)
SWR @ res. freq. : £ 1.2 @ 66 MHz (”SL” mount)
Max Power : 100 Watts
Standard Mount : “SL”, mounting hole Æ19 mm, cable 5m RG 58
Alternative Mount : “S”, mounting hole Æ19 mm, cable 5m RG 58
Mechanical Data
Materials : Fiberglass, Nylon, Chromed Brass
Height (approx.) : 1110 mm
Weight (approx.) : 420 gr
L
HI-QUALITY ANTENNAS MADE IN ITALY NOTE:
!Use the curves just as a guide. For fine-tuning please use an SWR-Meter.