ORTEC 552

Pulse-shape analyzer / timing SCA

Combines amplitude analysis with two constant-fraction channels for pulse-shape and timing measurements, with separately selectable timing fractions.

Dynamic range
200:11
Minimum lower threshold
40 mV1
Linear input range
0…+10 V1
Window width
0–1 V1
Datasheet

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

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

Overview

Key features

  • Two timing channels
  • External baseline reference
  • Adjustable B output delay

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.

Detector

Window width0–1 V1

Performance

Minimum negative-output pulse-pair resolution260 ns1

Measuring range

Dynamic range200:11
Linear input range0…+10 V1

Electronics & signal

Minimum lower threshold40 mV1
Output delay0.1–1.1 µs1
Input impedance1 kΩ1

General

A fractions0.1, 0.2 or 0.5 (internal PWB jumper; factory-set to 0.1)1
B fractions0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.91

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, Specifications – Performance; p. 2, Specifications; p. 2, Inputs (INPUT); p. 2, Controls (UPPER LEVEL OR WINDOW) … 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
Contact us

Questions about this product?

We help you choose the right configuration, detector and accessories for your measurement task.