ORTEC GG8020

Octal gate and delay generator

Eight independent channels for delaying and shaping logic pulses, each providing two fast negative NIM outputs and one TTL output.

Independent channels: 81
Short delay range: 70–1000 ns1
Long delay range: 0.4–10 µs2
Short pulse-width range: 70–1000 ns1

Download product sheet (PDF)All values with references – for tender documents

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

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

Overview

Nuclear power & nuclear technology Research & laboratories

Key features

Individual channel delays
Two selectable time ranges
NIM and TTL outputs

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

Typical dead time	Delay + output pulse width + 20 ns2

Measuring range

Short delay range	70–1000 ns1
Long delay range	0.4–10 µs2
Short pulse-width range	70–1000 ns1
Long pulse-width range	0.4–10 µs2

Electronics & signal

Independent channels	81
Minimum input pulse width	10 ns1
Input impedance	50 Ω1

General

Delay jitter	<0.04% of selected delay1

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

Documents

PDFModel GG8020 Octal Gate and Delay Generator – Hardware ManualDatasheet · ORTEC

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
Model GG8020 Octal Gate and Delay Generator – Hardware Manual
Publisher: ORTEC (AMETEK)Manual p. 7 Checked 2026-10-16
2
GG8020 Octal Gate and Delay Generator
Publisher: ORTEC (AMETEK)Product page Specifications – Delay, S or L; Specifications – Width, S or L; product page Checked 2026-10-16

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

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