Overview

768 kHz HD Master Clock

The perfect solution for mastering, recording and project studios, film-scoring, post-production and live sound

For over a decade, Antelope’s legendary OCX Master Clock has been a dominant force in the audio world.

This legacy now continues with the newest master clock by Antelope Audio – Isochrone OCX HD.

ocx hd features

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64-BIT ACOUSTICALLY FOCUSED CLOCKING

Antelope Audio game-changing 4th gen ACF jitter management algorithm

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768 KHZ CLOCKING

OCX HD can output five different sample rates

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GREATER CONNECTIVITY

AES/EBU, S/PDIF clocking outs up to 192kHz, video in on BNC and Atomic clock Input

OCX HD highlights

DESCRIPTION

THE NEW STANDARD IN CLOCKING

OCX HD and the vast choice of clocking options it offers studio professionals make it the most versatile audio clock on the market

OCX HD raises the bar yet again, delivering sample rate support of up to 768 kHz, Antelope’s best-in-class 4th generation Acoustically Focused Clocking (AFC) jitter management algorithm and oven-controlled crystal oscillator.

OCX HD Master Clock offers a great variety of clocking options – 10 configurable in pairs Word Clock Outputs on BNC, four AES/EBU Outputs and two more on S/PDIF. This vast assortment of connectivity makes the OCX HD the most versatile audio master clock on the market, while proven, proprietary clocking technology delivers the most musical and reliable audio sync generation on the market.

VIDEO CLOCKING

All that you love about Antelope’s cult Trinity Master Clock now in just 1U

Additionally, OCX HD offers two Word Clock Inputs and a Video Sync Input, which can resolve to a huge variety of SD and HD formats, as well as clock distribution with gear-boxing, and pull-up and pull-down rates, as featured in the triple clock powerhouse, Trinity Master Clock. A 10 MHz Input allows for syncing with Antelope’s newest Atomic Clock – 10MX.

ADVANCED CONTROL

Access all OCX HD features via Antelope Audio’s flexible software control panel

Antelope’s latest master clock benefits from flexible firmware update functionality, as featured in all new-generation Antelope products, allowing for fast and easy firmware updates on the user-friendly software control panel, available for both OS X and Windows.

The desktop app provides convenient remote control to simplify project workflow. The device is also easily configurable from an elegant front panel, which will add a futuristic aesthetic to any gear rack.

VIDEO TUTORIALS

video tutorials coming soon

Our team is working on it. If you have questions about the OCX HD, please contact us.

Connectivity

Specifications

    • Sample Rates Generated

32, 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384, 705.6, 768kHz

    • Master Clock Outputs

10x Word Clock Outputs up to 768kHz
4x AES/EBU Outputs up to 192kHz
2x S/PDIF Outputs up to 192kHz

    • Inputs

2x Word Clock Inputs up to 768kHz
1x Video Input accepting wide range of SD and HD video signals
1x Atomic Input
2x S/PDIF Inputs up to 192kHz
1x AES/EBU Input up to 192kHz
1x USB Input for control

    • Humidity

30 – 80% RH non-condensing

    • Clocking System

4th Generation Acoustically Focused Clocking
64-bit DDS
Oven Controlled Crystal Oscillator

    • Clock Calibration

< +/-0.001 ppm

    • Clock Stability

<+/- 0.02 ppm, oven controlled at 64.5 C/148.1 F

    • Clock Aging

< 1 ppm per year

    • Atomic Clock Input

1 x 10M Atomic Clock Input @ 75 Ohms 3Vpp on BNC

    • Sample Rates (kHz)

32, 44.1, 48, 88.2, 96, 176.4, 192, 352.8, 384, 768 (kHz)

    • Operating Temperature

0 – 50°C, 32-122°F

    • Weight

2.65 kg/5.84 lb

    • Dimensions

482.6 (W) х 230 (D) х 44 (H) mm
19 (W) x 9.05 (D) x 1.75 (H) inch

    • Power Supply

AC Universal Input ~95-245V, 20 Watts Max

Master clocks comparison table

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System requirements

Windows

OS: Windows 7/8/8.1/10
Disk Space: Minimum 512 MB available disk space
USB: 1x USB 2.0 Port
Required USB bandwidth (for firmware update): 80%-90%
CPU: Intel or AMD equivalent CPU with at least 2GHz operating frequency
Memory (RAM): 4GB Minimum (8GB or more Recommended)

MAC

OS X: 10.9/10.10/10.11/10.12 (Sierra Recommended)
Disk Space: Minimum 512 MB available disk space
USB: 1x USB 2.0/3.0 Port
Required USB bandwidth: 80%-90%
Memory(RAM): 4GB Minimum (8GB or more recommended)
CPU: Intel Core 2 Duo (Minimum) Intel Core i3 ™ or higher (Recommended)

Additional Info: Internet connection required for product activation.

featured reviews

Featured reviews coming soon

If you would like to test and review the OCX HD, please contact us.

Downloads

MANUALS

User manual

OCX HD Owner’s Manual

SOFTWARE

Windows
OCX HD Control Panel for Windows (Nov 24, 2016)

MAC
OCX HD Control Panel for Mac OS X 10.9 and newer (Nov 24, 2016)

Related products

10MX

10MX

The hottest member of the Antelope Audio Isochrone family

LiveClock

LiveClock

Portable 192 kHz Master Clock

OCX HD

OCX HD

768 kHz HD Master Clock

Isochrone Trinity

Isochrone Trinity

A must-have 384 kHz HD Master Clock