The following specifications apply to both, UT320 and UT340 pulser receivers.

Pulser Specifications
		Standard	Fast
Pulse Specification	Rise time	<2.0 ns	<1.0 ns
	Fall time	<2.0 ns	<1.0 ns
	Load Impedance	50 ohms	50 ohms
	Minimum Load Impedance	capacitive to 10 Amps	capacitive to 5.2 Amps
Pulse Voltage Control	Minimum Output Voltage	100 V	100 V
	Maximum Output Voltage	500 V	250 V
	Maximum Voltage Increment	2 V	2 V
Pulse Width Control	Pulse Width Minimum	5.0 ns	2.0 ns
	Pulse Width Maximum	80 ns	80 ns
	Pulse Width Resolution	0.20-0.50 ns	0.20-0.50 ns
	Pulse Width Accuracy	10%	10%
PRF Control	PRF Minimum	200 Hz	200 Hz
	PRF Maximum	20 kHz	20 kHz
Receiver Specifications
Gain Specification	Bandwidth (-3 dB)	1 MHz to 150 MHz
	Input Impedance	50 ohms
	Equivalent Input Noise	100 µV p-p max
	Maximum Output Level	0 dBm
	Output Headroom	6 dB
Gain Control	Voltage Gain Minimum	63 dB
	Voltage Gain Maximum Gain Increment	1 dB
Interfaces
Serial Communications	RS-232 (connection to host computer) RS-485 (connection to additional pulser receivers)
User Input/Output	Four programmable digital inputs and outputs Two sets of programmable relay contacts
Dimensions and weight
Height	86.6mm (3.5") 104mm (4") - including removable feet
Width	428.6mm (17") - desktop version 482mm (19") - rackmount version including side handles
Depth	507mm (20") - including front panel BNC connectors protruding 14mm and back panel cord wraps protruding 25mm
Weight	13.7kg (30.1lbs)

Product Ordering Options

The following options can be specified when ordering UT320 and UT340 instruments:

• Rack mounting option
  Consists of modified front panel design and an option to route front BNC connections to the back panel.
• Fast Pulser option
  Gives you the pulse raise and fall times that are under 1ns.
• Continuously Variable Filter option
  Provides continuously variable second order low-pass and high-pass filtering as well as selectable RF signal inversion. Read more...
• Full Wave Rectifier option

Continuously Variable Filter Option