ORTEC 925-SCINT ACE Mate

Amplifier, preamplifier, bias and SCA

Standalone electronics unit for scintillation measurements combining a preamplifier, shaping amplifier, single-channel analyzer, ratemeter and high-voltage supply. Detector selected separately.

Gain
5–12501
Peaking time
2 µs2
Pulse shape
Semi-Gaussian, bipolar2
Linear output range
0–10 V; positive lobe leading2
Datasheet

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

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

Overview

Key features

  • Gain: 5–1250
  • Peaking time: 2 µs
  • Pulse shape: Semi-Gaussian, bipolar

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.

Performance

Peaking time2 µs2

Measuring range

Linear output range0–10 V; positive lobe leading2
SCA dynamic range200:11
High-voltage output range50–2000 V; selectable polarity2

Electronics & signal

Gain5–12501
Pulse shapeSemi-Gaussian, bipolar2
Maximum high-voltage load1 mA at 2000 V1
High-voltage ripple<15 mV rms; 1 kV, 1 mA1

Connectivity & interface

Ratemeter display range0–99.9 kcps1

Power & battery

Power supply115 or 230 V AC; internal tap for 100 or 200 V AC1

General

SCA lower/upper level0.05–9.99 V1

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. 2; p. 2, Ratemeter; p. 1; p. 2, Power required Checked 2026-10-16
  2. 2
    Publisher: ORTEC (AMETEK)Product page product page 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
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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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