Sirio Antenne SDB 270 User manual

Model SDB 270SDB 270
SDB 270SDB 270
SDB 270
Dual BandDual Band
Dual BandDual Band
Dual Band Mobile Antenna 145-435 MHzMobile Antenna 145-435 MHz
Mobile Antenna 145-435 MHzMobile Antenna 145-435 MHz
Mobile Antenna 145-435 MHz
Installation ManualInstallation Manual
Installation ManualInstallation Manual
Installation Manual
BCopyright SIRIO antenne - Technical Data are subjected to change - Printed in ITALY - Rev. 07/06/2005 - Cod. ID149
HI-QUALITY ANTENNAS MADE IN ITALY

MOUNTING INSTRUCTIONS
SPECIFICATIONS
DESCRIPTION
Dual Band mobile antenna conceived to cover the radio-amateur band of 2m 70cm, without
tuning adjustments. It has been made of high quality materials to get the best efficiency. The
whip is of black chromed stainless steel and all its metallic components are of brass to guarantee
the maximum strength. It is supplied with "SL-S" mount.
Electrical Data
Type :
Design Frequency :
Impedance :
Radiation :
Polarization :
Gain :
Bandwidth at S.W.R. 2:1 :
S.W.R. at f. res. :
Max Power :
Feed System / Position :
Standard Mount :
Cable Length / Type
Mechanical Data
Materials :
Height (approx.) :
Weight (approx.) :
Mounting Hole :
VHF 1/4 λ; UHF 3/4 λ
VHF 145 MHz; UHF 435 MHz
50 ΩUnbalanced
Omnidirectional
Vertical
0 dB ref. to a λ/4 whip
VHF 17 MHz; UHF 40MHz
VHF ≤1.5 : 1, UHF ≤1.2 : 1
100 Watts
Direct / Base
"SL-S" UHF
5 m / RG 58
Stainless Steel 17/7 PH, Brass, Nylon
535 mm
360 gr
∅19 mm
ID149
"SL-S" Mount
REMARK:
Be careful during installation do not use too much strenght but tighten the metal ring A
by 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%
A
HI-QUALITY ANTENNAS MADE IN ITALY