ORTEC 419

Precision pulse generator

Generates test pulses that simulate radiation detector signals for calibration, setup and troubleshooting.

Net weight
2.0 kg1
Datasheet

Specifications checked against the manufacturer’s documents on 2026-10-16

Manufacturer’s product page (opens in a new tab)

Overview

Key features

  • Direct and attenuated outputs
  • Selectable pulse polarity
  • Charge and voltage terminators included

Specifications

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

Measuring range

Attenuation range2000:11

Electronics & signal

Output polarityPositive or negative1
Pulse rateMains frequency or 70 ±10 Hz1
Direct output amplitude0–±1 V with internal reference and 100 Ω load1

Mechanical

Net weight2.0 kg1

Environment & ratings

Temperature instability<±0.005%/°C; 0–50°C1

General

Rise timeMin (~5 ns), 20, 50, 100 or 250 ns, switch selectable1
Exponential decay200 µs terminated; 400 µs unterminated1
Module widthDouble width (NIM standard)1

The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.

Documents

Sources

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

  1. 1
    Publisher: ORTEC (AMETEK)Datasheet p. 1, features; Controls (POLARITY); p. 1, Controls (RISE TIME); p. 1, Specifications – Pulse Amplitude; p. 1, Specifications … Checked 2026-10-16
ORTEC 276L
ORTEC

ORTEC 276L

Low-power PMT base with preamplifier

PMT compatibility
10-stage, 14-pin; TRW 3B14 socket (JEDEC B14-38); directly compatible with many integrated NaI-PMT assemblies
Conversion gain
Nominally 5 µV/eV with a 2 × 2 in NaI(Tl) crystal and PMT gain of 10⁶
Weight
0.65 kg net
14 referenced values
ORTEC 269
ORTEC

ORTEC 269

PMT base for 14- and 12-stage, 20-pin photomultipliers

PMT compatibility
14- or 12-stage, 20-pin socket (JEDEC B20-102), including Hamamatsu R1250; Philips XP2020, XP2020Q, XP2040, XP2040Q, XP2041, XP2041Q, XP2212B, XP2230B, XP2233B, XP2262B; EMI 9813K
Weight
0.63 kg net
6 referenced values
ORTEC 266
ORTEC

ORTEC 266

PMT base for 10-stage, 14-pin photomultipliers

PMT compatibility
10-stage, 14-pin; TRW 3B14 socket (JEDEC B14-38)
Weight
0.37 kg net
6 referenced values
ORTEC 265A
ORTEC

ORTEC 265A

PMT base for 12-stage, 21-pin photomultipliers, for fast timing

PMT compatibility
12-stage, standard 21-pin sockets, including Hamamatsu R329, R1332, R1333 and Burle 8575, 8850, C31000M
Weight
0.63 kg net
6 referenced values
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