TEKTRONIX RSA503A 实时频谱分析仪 (9Khz ~ 3Ghz)

Frequency range: 9 kHz to 3 GHz

Frequency marker readout accuracy: ±(RE × MF + 0.001 × Span) Hz

Reference frequency accuracy:

Initial accuracy at Cal (30 min warm-up): ±1 × 10⁻⁶

First year aging, typical: ±1 × 10⁻⁶ (1 year)

Cumulative error (Initial accuracy + temperature + aging), typical: 3 × 10⁻⁶ (1 year)

Temperature drift: ±0.9 × 10⁻⁶ (-10 °C đến +60 °C)

External reference input:

Connector: BNC, 50 Ω nominal

Frequency: Every 1 MHz from 1 MHz to 20 MHz, plus 1.2288 MHz, 2.048 MHz, 2.4576 MHz, 4.8 MHz, 4.9152 MHz, 9.8304 MHz, 13 MHz, 19.6608 MHz

Spurious level on input signal: < -80 dBc within 100 kHz offset

Input range: ±5 ppm

Input level: -10 đến +10 dBm

RF input:

RF Input Impedance: 50 Ω

RF VSWR (RF Attn = 20 dB): Typical < 1.2 (10 MHz to 3 GHz); Typical < 1.5 (> 3 GHz to 7.5 GHz)

RF VSWR (Preamp ON): Typical < 1.5 (10 MHz to 6 GHz, RF Attn = 10 dB, Preamp ON); Typical < 1.7 (> 6 GHz to 7.5 GHz, RF Attn = 10 dB, Preamp ON)

Maximum RF input level:

Maximum DC voltage: ±40 V

Maximum safe input power: +33 dBm (10 MHz to 7.5 GHz, RF Attn ≥ 20 dB); +13 dBm (9 kHz to 10 MHz); +20 dBm (RF Attn < 20 dB)

GPS location:

Format: GPS/GLONASS/BeiDou

GPS antenna power: 3 V, 100 mA maximum

Time to first fix: 2 s (hot start) đến 40 s (cold start), -130 dBm input signal power

Horizontal position accuracy:

GPS: 2.6 m

GLONASS: 2.6 m

BeiDou: 10.2 m

GPS + GLONASS: 2.6 m

GPS + BeiDou: 2.6 m

Test conditions: 24 hr static, -130 dBm, full power

External DC input:

Voltage: 18 V

Voltage range limits:

Operation: +12.0 V to +19.95 V

Battery Charging: +17.5 V to +19.95 V

Connector type: 2.5 mm male

Center conductor: Positive

Outer conductor: Negative

AC Adapter Output:

18 V ±5%, 5 A (90 W max)

Center conductor: Positive

Outer conductor: Negative

Battery:

Nominal voltage: 14.4 V

Nominal capacity: 6140 mAh

Battery technology: Li-Ion, Smart Battery compatible with SMBus interface

Battery operational life: 4 hours of continuous operation per battery

Battery operating temperature:

Operating (discharge): -10 °C to +45 °C

Charging: 0 °C to +45 °C

Battery storage life: 2 years at +20 °C

Maximum storage duration between recharge: 10 months at +20 °C

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