LPBF-01GX

Signal Processoring

Description

LPBF-01GX – Amplifier / Filter module for EPMS-07 systems

Features:

  • 4-pole or 8-pole lowpass BESSEL filter
  • 7 gain factors: x 1, x 2, x 5, x 10, x 20, x 50, x 100
  • 16 corner frequencies 20 Hz … 20 kHz
  • telegraphing outputs for GAIN and FILTER settings

Ordering

Part no. Description
LPBF-01GX-4 Filter module with gain up to 100, 4-pole Bessel filter with 16 corner frequencies, width = 1
LPBF-01GX-8 Filter module with gain up to 100, 8-pole Bessel filter with 16 corner frequencies, width = 1

Technical Data

INPUT RANGE:
±12 V

INPUT IMPEDANCE:
1 MΩ related to ground
input capacitance: 30 pF

AC-COUPLING AT INPUT:

Corner frequency of 0.1 Hz

OUTPUT IMPEDANCE:
range: ±12 V into 1 kΩ / ±1 V into 50 Ω

GAIN / FREQUENCY MONITOR:
1V / step

FILTER:
4-Pole lowpass Bessel filter, attenuation: -24 dB/octave or
8-Pole lowpass Bessel filter, attenuation: -48 dB/octave
corner frequencies (Hz): 20, 50, 100, 200, 300, 500, 700, 1k, 1,3k, 2k, 3k, 5k, 8k, 10k, 13k, 20k

GAIN:
Rotary switch: 1, 2, 5, 10, 20, 50, 100

OFFSET-COMPENSATION:
set by ten-turn potentiometer, range ±0.1, ±1 V or OFF, selected by toggle switch
OFF position separately adjustable with trim pot

DIMENSIONS:
front panel 12 HP (60.6 mm) x 3U (128,5 mm), 7″ (175 mm) deep.

Downloads

Manual:
LPBF-01GX Manual

References:
npi Filters Reference List