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Speciﬁcations for Analog Modulation

Rates [1 dB bandwidth]

ALC on

ALC off

(400 Hz to 40 MHz)

(DC to 40 MHz)

Wideband AM using external 1 input only

Sensitivity 0.5 V = 100%

Input impedance 50 Ω, nominal

On/off ratio

≤ 4 GHz

> 4 GHz

> 80 dB

(> 64 dB)

Rise/fall times

(150 ns)

Minimum width

ALC on

ALC off

(2 µs)

(0.4 µs)

Pulse repetition frequency

ALC on

ALC off

(10 Hz to 250 kHz)

(DC to 1.0 MHz)

Level accuracy

1, 2

[relative to CW at ≤ 4 dBm standard, ≤ 7.5 dBm Option UNB,

≤ 4.5 dBm Option 506]

(< ±1 dB)

Pulse modulation using external inputs

Input voltage

RF on

RF off

Input impedance

> +0.5 V, nominal

< +0.5 V, nominal

50 Ω, nominal

Internal pulse generator

Square wave rate 0.1 Hz to 20 kHz

Pulse

Period

Width

Resolution

8 μs to 30 seconds

4 μs to 30 seconds

2 μs

Wideband AM

Pulse modulation

1. Parentheses denote typical performance.

2. With ALC off, speciﬁcations apply after the execution of power search. With ALC on, speciﬁcations

apply for pulse repetition rates ≤ 10 kHz and pulse widths ≥ 5 μs.

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 35 36

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