Novatech Instruments, Inc. Products
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Model 1450B
Rubidium Standard - Data sheet (pdf). Ouputs include 10MHz, 1MHz, 100kHz, 1pps or optional DDS output programmable from 100Hz to 30MHz. Can be discilplined by 1pps from GPS for exceptional accuracy.

Model 1450A/02-AH
Agile Frequency Generator. 9 Channel,120MHz. Manual (pdf). Contains up to nine DDS8p Frequency synthesizers. One Synthesizer can act as a master clock for the other eight outputs. Each output channel can be independently programmed in frequency from 10KHz to 120MHz with 1mHz resolution and independently programmed in phase with 14-bit resolution. Can accept and lock all outputs to a 10Mhz external reference. Parallel binary control allows frequency and phase switching in approximately 600 nanoseconds.

Model 1940A/S-04
4 Channel 400MHz DDS Signal Generator. Data sheet (pdf).Generates up to four different output frequencies simultaneously from 200kHz to 400MHz in 1Hz steps. Includes 10,20,30,40,50, or 60 dB attenuation. Can lock to external frequency standards. RS232 Programmable. SOF8_1940 Software included SOF8_1940 Manual.

Model 2908A
100MHz DDS Signal Generator. Data sheet (pdf). The 2908A generates Cosine, Sine and ACMOS/TTL output signals simultaneously and is programmable in 1mHz steps from 100Hz to 100Mhz. Built in Function Generator can be programmed for FSK and CHIRP frequency outputs. It has a 1ppm internal TCXO and can also run from an external clock. IncludesChirp and FSK. RS232 programmable. SOF8 Software included. Software Data sheet (pdf). DDS8 Manual (pdf).

Model 2910B/RACK
4 Channel 30MHz DDS Signal Generator. Data sheet (pdf). Generates Sine, TTL or Squarewave Differential outputs from 100Hz to 30MHz with 1mHz resolution. Lockable to external frequency standards.

Model 2918A (NEW)
2 Channel 170MHz DDS Signal Generator. Data sheet (pdf). The 2918A Dual Channel Signal Generator generates two independently programmable output frequencies along with one LVCMOS output signal. The output frequencies are programmable up to 170MHz in 0.1Hz steps. When both output channels are set to the same frequency, the output phases can be programmed to be in quadrature and thus generate sine and cosine outputs that are phase synchronous. The frequencies are programmed from the front panel. The phase and amplitude are programmed via an RS232 serial interface. Model SOF8 Menu Software is included.

Model 2940A
Dual 400MHz Synthesized Signal Source. Data sheet (pdf). The 2940A is a two-channel 400MHz DDS Signal Generator that can gererate two independent sinewave output frequencies simultaneously from 200kHz to 400MHz in 1 Hz steps. ECL or LVDS clock outputs also available. The 2940A can be locked to an external frequency standard or used with its internal TCXO. Optional internal amplifiers and 60dB step attentators are available. Set all parameters with front panel controls and LCD display or by computer using the RS232 Serial Interface. All settings can be saved into non-volatile EEPROM memory upon power down. Windows software is included.

Model 2960AR, 2960AX and 2965AR
Disciplined Frequency Standards. The 2960AR Data sheet (pdf) has a rubidium timebase and generates two 10MHz and one 5MHz sinewave outputs. The 2960AX Data sheet (pdf) has a Quartz timebase and generates two 10MHz and one 5MHz sinewave outputs.The 2965AR Data sheet (pdf). has a rubidium timebase and generates one 10MHz, one 5 MHz and one Synthesized sinewave output. The Synthesized output is programmable from 100Hz to 50 MHz via an RS232 serial interface. All three models can be disciplined by a 1pps input signal and provide a 1pps output. The GPS1Smart Antenna is available as an accessory to provide a complete turnkey solution.

Pricing starts at $1,795 each.

Model 2975AR, 2975AX
Disciplined Frequency Standards. The 2975AR Standard Data sheet (pdf) contains a rubidium timebase. The 2975AX Standard Data sheet (pdf) contains a Quartz timebase. Both models provide one 10MHz, one 5MHz and a synthesized output. The synthesized output is programmable from 100Hz to 50MHz on the 2960AR and from 100Hz to 20MHz on the 2960AX. Programming is done with the front panel controls or from an RS232 serial interface. The 2975AR and 2975AX can both be disciplined by a 1pps input signal and both provide a 1pps output. The GPS1Smart Antenna is available as an accessory to provide a complete turnkey solution.
The 2975AR

Model 408A
100MHz DDS Signal Generator. Data sheet (pdf). The 408A generates Cosine, Sine and ACMOS/TTL output signals simultaneously and is programmable with 1mHz resolution from 100Hz to 100MHz. Programming is via an RS232 serial interface. Phase can also be programmed with 14-bit resolution. It is accurate to 1 ppm and requires 12VDC power, A line powered AC adapter is included. SOF8 Software is included. Software Data sheet (pdf).

Model 409A (NEW)
170MHz 4-Channel DDS Signal Generator. Data sheet (pdf). The 409A generates four independent, phase synchronous sine wave output signals and is programmable in 0.1 Hz steps from 0.1 Hz to 171 MHz. Programming is via an RS232 serial interface. Phase is 14-bit programable and amplitude is 10-bit programable. It is accurate to 1.5 ppm and requires 5 VDC power, a line powered AC adapter is included. 409A Manual(pdf). SOF8 Windows Software is included. SOF8_409 Manual (pdf)

Model 440A
400MHz DDS Signal Generator. Data sheet (pdf). The 440A generates a sinewave output signal that is programmable from 200kHz to 400MHz with 1Hz resolution. Programming is via an RS232 serial interface. The frequency is accurate to 1.5ppm and can be locked to an external frequency reference. The phase can also be programmed with 14-bit resolution. SOF8_LPO400 Software is included.

Model DDS8m
100 MHZ DDS Signal Generator. Data sheet (pdf). TheDDS8m generates Cosine, Sine and ACMOS/TTL output signals simultaneously and is programmable with 1 mHz resolution from 100Hz to 100MHz. Built in Function Generator can be programmed for FSK and CHIRP frequency outputs. Programming is via an RS232 serial interface or a byte parallel interface. Phase can also be programmed with 14-bit resolution. It is accurate to 1ppm when using the on board TCXO. It can also accept an external clock. It requires 5 VDC power, Sweep, Chirp and FSK modes are included. SOF8 Software is available. Software Data sheet (pdf). DDS8 manual (pdf).

Model DDS8p
Frequency and Phase Agile 120 MHz Signal Generator. Data sheet (pdf). The DDS8p generates Cosine, Sine and ACMOS/TTL output signals. The frequency is programmable from 100Hz to 120MHz with a resolution of 1mHz. The phase is 14-bit programmable. Programming is via a binary parallel interface that allows frequency and phase changes as fast as 600 nanoseconds. It is accurate to 1 ppm and requires 5 VDC power, DDS8 manual (pdf).

Model DDS9m (NEW)
170MHz 4-Channel DDS Signal Generator. Data sheet (pdf). The DDS9m generates four independent, phase synchronous sine wave output signals and is programmable in 0.1 Hz steps from 0.1 Hz to 171 MHz. Programming is via an RS232 serial interface. Phase is 14-bit programable and amplitude is 10-bit programable. It is accurate to 1.5 ppm and requires 3.3 VDC power. SOF8 Windows Software is available. DDS9m Manual (pdf).

The table mode in the Model DDS9m can be "single stepped" either by a serial command or by external control. See application note.

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Model LPO30A
50 MHz Locking Programmable Oscillator. Data sheet (pdf). The LPO30A gererates a sinewave output that is user programmable from DC to 50MHz with a resolution of 1mHz. It has an internal TCXO timebase that can be locked to an external reference frequency. An evaluation board with AC adapter and SOF8-LPO Software is available.

Model LPO400A
400 MHz Locking Programmable Oscillator. Data sheet (pdf). The LPO400A gererates a sinewave output that is user programmable from 200kHz to 400MHz with a resolution of 1Hz. It has an internal TCXO timebase that can be locked to an external reference frequency. An evaluation board with AC adapter and SOF8-LPO400 Software is available.