Description

Experience an unprecedented level of musical excitement thanks to JCAT’s first-ever in-house developed OCXO (Oven-Controlled Crystal Oscillator) Master Clock Generator.

Unlock the full potential of your JCAT USB XE EVO card and elevate its performance to the absolute pinnacle with the Master OCXO upgrade.

Our Master OCXO Upgrade isn’t just an enhancement; it’s a true transformation of sound quality. The clock’s low noise and exceptional stability bring purity and precision to your audio system.

Features

No-Compromise Expert Design.

The Master OCXO Clock board and the included RF clock cable were designed in collaboration with a specialist in radiophysics who provided invaluable insights ensuring that every technical aspect was carefully considered. By focusing on the most subtle nuances, JCAT has attained an unparalleled level of musical playback quality within the realm of digital audio.

Superior OPTIMO Power.

The power supply section on the Master OCXO Clock module derives its excellence from the distinguished OPTIMO series truly-linear power supplies. It features two separate power phases for the Oven-Controlled Crystal Oscillator and for the clock output buffer guaranteeing peak performance while minimizing unwanted interference.

Luxurious Audio Components.

The Master OCXO board is meticulously gold-plated, fitted with premium audio components ensuring top-quality connections and reliability for years.

 

Connections

 

DC barrel plug 5.5/2.5 power connector, center positive, connect 5V 1A power supply here.

HDD type power connector 5V only, connect PC power supply HDD connector here.

Power OK LED indicator, this illuminates when Master OCXO module successfully powers up.

OCXO oscillator

Clock output 1 female SMA connector.

Clock output 2 female SMA connector.

 

Specification

• DC supply voltage	5 ± 5% V
  Power consumption	4.5 W (during warm-up) 1.5 W (steady typ.)
  Max input current	900 mA
  DC input connectors	5.5/2.5 DC barrel LP4 Molex
  Standard operating temperature	0 to +40 °C
  Storage temperature	-40 to +85 °C
  RF output frequency	20 MHz *
  Output impedance (unbalanced)	50 Ω
  RF output voltage (at 50Ω load)	2.2 Vpp
  RF output type	CMOS
  Clock outputs	2x SMA
  RF cable	6G 50 Ω 200 mm length MIL-SPEC SMA **
  Warm up time (typ. @25 °C)	5 min.
  Phase noise	<-135 dBc/Hz @ 100Hz offset typ.
  Frequency stability	± 5 ppb
  Dimensions	86 x 49 x 23 mm
  Weight	90 g

  • * other frequencies available on request
  ** custom connectors available on request

 

 

Can I use a single OPTIMO nano PSU to supply both the USB Card XE and the Master OCXO Clock?

Yes, you can! The OPTIMO nano 2A output current will be sufficient to power both the USB Card XE and the Master OCXO Clock.