Owner's manual

BPF 1/...-200-SHT
Band-Pass Filters for the 225 - 400 MHz Band
DESCRIPTION
High power base station band-pass filters for the 225 - 400 MHz range.
The use of large ø200 mm cavities means a high Q,
resulting in a very narrow passband.
The large dimensions also mean a high power rating.
Unloaded Q of a single cavity is approx. 7000.
High frequency stability on temperature and power.
Mounted on 19” brackets. **
ORDERING DESIGNATIONS
TYPE PRODUCT NO. FREQUENCY
BPF 1/1-200-SHT 200001562 225 - 400 MHz
BPF 1/2-200-SHT-L 200001564 225 - 265 MHz
BPF 1/2-200-SHT-H 200002011 260 - 400 MHz
BPF 1/3-200-SHT-L 200001728 225 - 265 MHz
BPF 1/3-200-SHT-H 200002012 260 - 400 MHz
N-Straight-RG 214-
N-Straight-230 mm (H)
210001447 Cable 230 mm
for tuning
BPF 1/...-
200-SHT-L
in the H range
N-Straight-RG 214-
N-Straight-340 mm (L)
210001446 Cable 340 mm
for tuning
BPF 1/...-
200-SHT-H
in the L range
SPECIFICATIONS
ELECTRICAL
MODEL BPF 1/1-200-
SHT
BPF 1/2-200-SHT BPF 1/3-200-SHT
FREQ. RANGE 225 - 400
MHz
225 - 400 MHz 225 - 400 MHz
MAX.
INPUT
POWER
350 W @
0.5 dB IL
150 W @
2.0 dB IL
350 W @
1.0 dB IL
150 W @
4.0 dB IL
350 W @
1.5 dB IL
150 W @
6.0 dB IL
INSERTION LOSS Adjustable
0.5 - 2.0 dB
Adjustable
1.0 - 4.0 dB
Adjustable
1.5 - 6.0 dB
ATTENUATION See figure 1 See figure 2 See figure 3
IMPEDANCE Nom. 50 Ω Nom. 50 Ω Nom. 50 Ω
SWR
(at resonance)
< 1.5 < 1.5 < 1.5
MECHANICAL
TEMP.
RANGE
RH 0-90% non-
condensing
–30° C →
+60° C
–30° C →
+60° C
–30° C →
+60° C
FREQ.
STABILITY
Approx. 1.5
ppm/° C
Approx. 1.5
ppm/° C
Approx. 1.5
ppm/° C
CONNECTORS N-female N-female N-female
DIMENSIONS ø200 x
450 mm
L:200 x W:415 x
H:450 mm
L:410 x W:410 x
H:450 mm
WEIGHT Approx.
5 kg
Approx.
1.5 kg
Approx.
16.5 kg

Summary of content (2 pages)