--- title: "Greenfield Technology | Delay Generators" date: 2025-05-02T06:59:48Z modified: 2026-04-23T20:42:36Z permalink: "https://www.berkeleynucleonics.com/products/greenfield-technology/" type: page status: publish excerpt: "" wpid: 28826 --- [ ![gft644](data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%20528%20480'%2F%3E) ](/gft644/) #### [GFT644 | 4 Channel 50 Ω TTL Line Driver Module](/gft644/) The GFT644 is a compact module supplied with a +5V AC/DC adapter, with typical applications including distribution of four independent High speed signals to four devices via long cables (up to 100 feet) with TTL level.[View Product](/gft644/)[ ![](data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%20512%20307'%2F%3E) ](/gft632-32-v-pulse-generator-module/) #### [GFT632 | 32 V Pulse Generator Module](/gft632-32-v-pulse-generator-module/) The external triggered module is a pulse generator up to 70 V amplitude. This compact module produces square pulses up to 70 V into 50 Ω with fast 2 ns rise time. The output amplitude is factory adjusted from 15 V to 70 V.[View Product](/gft632-32-v-pulse-generator-module/)[ ![GFT1004 Digital Delay Generator](data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%20640%20346'%2F%3E) ](/gft1004-4-channel-1-ps-digital-delay-generator/) #### [GFT1004 | 4-Channel 1 pS Digital Delay Generator Up to 10 Channels Optional](/gft1004-4-channel-1-ps-digital-delay-generator/) The GFT1004 is a multi-channel digital delay generator that functions either as a standalone or as a component in a timing system. The GFT1004 provides four/eight/ten independent delay channels from a single trigger input or internal clock.[View Product](/gft1004-4-channel-1-ps-digital-delay-generator/) #### Overview Berkeley Nucleonics’ Greenfield Technology product line offers a comprehensive range of high-performance modules designed for precision timing, signal generation, and high-frequency applications. These modules are built for advanced scientific and industrial use, ensuring reliable and accurate performance in demanding environments. Whether you’re dealing with pulse generation, delay adjustments, or high-frequency signal distribution, Greenfield Technology provides tailored solutions that meet the most stringent requirements in research, engineering, and testing. Key products like the GFT632 Pulse Generator Module and GFT144 Programmable Delay Module are engineered to deliver ultra-fast response times and precise control. The GFT632 offers a high-voltage output with rise times as fast as 2 ns, while the GFT144 excels in applications requiring precise timing adjustments, making it ideal for OEM integration. For signal interfacing, the GFT644 TTL Line Driver Module ensures reliable data transfer over long cables, with customizable input thresholds that accommodate various signal types. These modules are perfect for tasks that demand synchronization and precision in time-critical applications. Greenfield Technology’s portfolio also includes cutting-edge instruments like the FTD10000 Transient Digitizer and GFT2005 Time Interval Meter. The FTD10000 delivers exceptional 7 GHz bandwidth for capturing fast transient events, while the GFT2005 measures time intervals with picosecond resolution, crucial for advanced applications in fields such as laser research, high-energy physics, and signal processing. By combining innovation with unmatched accuracy, Greenfield Technology modules offer the precision and reliability needed for both research and high-speed manufacturing applications. For more information on how these products can enhance your projects, reach out to Berkeley Nucleonics for detailed specifications and a personalized quote. #### Greenfield Technology Delay Generators All Models | Model | Max Frequency Index | Max Frequency | Jitter Index | Jitter | Resolution Index | Resolution | Amplitude Index | Amplitude | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | [GFT9404 \ | 8-Channel Digital Delay Generator](/gft9404/) | 10 | independent delay channels: auxiliary delay channels: | 4 | independent delay channels: 1 ps auxiliary delay channels: 5 ns | 1 | 2 to 5 V | [ Quote]() | | | [GFT632 \ | 32 V Pulse Generator Module](/gft632-32-v-pulse-generator-module/) | 1 | 5 | 15 to 70 V | [ Quote]() | | | | | | [GFT644 \ | 4 Channel 50 Ω TTL Line Driver Module](/gft644/) | 4 | 200 MHz | 6 | 10 ps (Input to output) | 2 | 2.5 V | [ Quote]() | | | [GFT144 \ | 4 channel Programmable Delay Module](/gft144-4-channel-programmable-delay-module/) | 4 | 200 MHz | 3 | 3 ps (input to output) | 1 | 0.5 ps typical | [ Quote]() | | | [GFT614 \ | 1 to 4 Line 50 Ω Driver Module](/gft614-1-4-line-50-ω-driver-module/) | 3 | 150 MHz | 2 | 2 ps (input to output) | 2 | 2.5 V | [ Quote]() | | | [GFT2005 \ | 5 Channel Time Interval Meter](/gft2005/) | 9 | 5 | 13 ps | [ Quote]() | | | | | | [FTD10000 \ | 7 GHz Transient Digitizer](/ftd10000-7-ghz-transient-digitizer/) | 6 | 7 GHz (?) | 5 | 5 ps | 6 | 13-bit vertical resolution | 4 | [ Quote]() | Datasheets Manuals Software Datasheets [ Model GFT9404 Datasheet](https://www.berkeleynucleonics.com/download/20759/?tmstv=1776976956) [ Model GFT632 Datasheet](https://www.berkeleynucleonics.com/download/20601/?tmstv=1776976956) [ GFT644 Datasheet](https://www.berkeleynucleonics.com/download/20626/?tmstv=1776976956) [ GFT144 Datasheet](https://www.berkeleynucleonics.com/download/20567/?tmstv=1776976956) [ Model GFT614 Datasheet](https://www.berkeleynucleonics.com/download/20588/?tmstv=1776976956) [ GFT2005 Datasheet](https://www.berkeleynucleonics.com/download/20708/?tmstv=1776976956) [ Model GFT3001 Datasheet](https://www.berkeleynucleonics.com/download/20738/?tmstv=1776976956) [ Model GFT2002 Datasheet](https://www.berkeleynucleonics.com/download/20690/?tmstv=1776976956) [ Model FTD10000 Datasheet](https://www.berkeleynucleonics.com/download/20551/?tmstv=1776976956) [ Model GFT1004 Datasheet](https://www.berkeleynucleonics.com/download/20674/?tmstv=1776976956) Manuals Software