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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Functions & Ranges	DCV 0 to ±1020 V; ACV 1 mV to 1020 V, 10 Hz–500 kHz (extended-band sine to 2 MHz, typical); DCI 0 to 20.5 A; ACI 29 µA to 20.5 A, 10 Hz–30 kHz; Resistance 0 Ω–1.1 GΩ; Capacitance 220 pF–110 mF; dual outputs, phase control, 2nd–50th harmonics.
DC Voltage Accuracy (1-year, 20–30 °C)	as low as ±(11 ppm of output + 2 µV) on 0–3.3 V range; noise 10 Hz–10 kHz rms down to 60 µV on 3.3 V range.
AC Voltage Accuracy	example 100 V, 45 Hz–1 kHz: ±(190 ppm of output + 2 mV) 1-year; extended-bandwidth sine 0.01–9.99 Hz / 500 kHz–2 MHz with stated flatness
Current Accuracy	DCI 1 A 1-year ±(200 ppm of output + 40 µA); ACI 1 A, 45 Hz–1 kHz 1-year ±(0.06% of output + 100 µA). For >11 A, allowable minutes per hour ≈ 60 − T(°C) − I(A).
Interfaces / Options / Size	GPIB, RS-232, 10 MHz reference in/out; oscilloscope options to 600 MHz or 1.1 GHz; compatible with 52120A amplifier for up to 120 A; 17.8 × 43.2 × 47.3 cm, 22 kg, 600 VA.
Brand Name	Fluke
Model Number	5522A

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Delivery Time	3-5 days
New / Used	Used
DC Voltage Output	0 V – ±1100 V; 10 V best-24 h accuracy ±1.7 ppm
AC Voltage Range & Bandwidth	220 µV – 1100 V, 10 Hz – 1 MHz fundamental (to 30 MHz with Wideband Option 03)
DC / AC Current Output	0 – ±2.2 A direct (extendable to 11 A via 5725A amplifier)
Resistance Range	0 Ω – 100 MΩ, 6 ppm uncertainty at 1 kΩ (24 h)
Interfaces / Automation	USB, LAN, GPIB; built-in MET/CAL® procedures and 5.7-inch colour touchscreen
Brand Name	Fluke
Model Number	5730A

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	600 nm – 1700 nm
Resolution Bandwidth (FWHM)	0.02 nm to 2 nm (selectable)
Wavelength Accuracy	±0.02 nm (1520–1580 nm); ±0.1 nm full range
Dynamic Range (1550 nm, 0.07 nm RBW)	≥ 70 dB (close-in)
Level Sensitivity / Input Power	–90 dBm to +20 dBm
Brand Name	Yokogawa
Model Number	AQ6370B

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	600 nm – 1700 nm
Resolution Bandwidth	0.06, 0.1, 0.2, 0.5, 1, 2, 5, 10 nm selectable (0.06 nm minimum)
Dynamic Range	70 dB peak-to-baseline @ 0.1 nm RBW, 0.5 nm offset, 1250–1610 nm
Sensitivity	–90 dBm typ. (1250–1610 nm, 1 nm RBW)
Wavelength Accuracy	±0.5 nm (after internal calibrator)
Brand Name	Keysight/Agilent/HP
Model Number	Agilent 86142A

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	600 nm – 1700 nm
Resolution Bandwidth	0.06 nm – 10 nm selectable (FWHM)
Dynamic Range	70 dB peak-to-baseline @ 0.1 nm RBW, 0.5 nm offset (1250–1610 nm)
Sensitivity	–90 dBm typ. (1250–1610 nm, 1 nm RBW)
Wavelength Accuracy	±0.5 nm (after internal calibration)
Brand Name	Keysight/Agilent/HP
Model Number	Agilent 86146B

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Delivery Time	3-5 days
New / Used	Used
Wavelength Range	600 – 1750 nm; sweep width 0.2 – 1200 nm.
Resolution Bandwidth (FWHM)	0.07 / 0.1 / 0.2 / 0.5 / 1 nm; resolution accuracy ≤±7% at 0.1 nm.
Dynamic Range (1550 nm, 0.07 nm RBW)	70 dB @ 1 nm offset (High-DR), 62 dB @ 1 nm (Normal).
Wavelength Accuracy	±0.3 nm (600–1750 nm); ±0.05 nm after internal ref. calibration (1530–1570 nm, 0.07–0.2 nm RBW).
Sensitivity / Input Level	–90 dBm RMS noise (1.25–1.6 µm); measurement level –90 to +10 dBm (1250–1600 nm) and up to +20 dBm with internal attenuator.
Brand Name	Anritsu
Model Number	MS9710B

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	1200 nm – 2400 nm
Resolution Bandwidth	0.05 nm – 2 nm selectable
Dynamic Range	≥ 55 dB close-in (0.05 nm RBW)
Sensitivity	–70 dBm to +20 dBm; built-in gas-purge & cut-filter reduce H₂O artefacts
Wavelength Accuracy	±0.05 nm (1520–1580 nm); ±0.10 nm full span
Brand Name	Yokogawa
Model Number	AQ6375B

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Delivery Time	3-5 days
New / Used	Used
Wavelength Range	1500 nm – 3400 nm
Wavelength Resolution	0.05 nm – 2 nm selectable
Wavelength Accuracy	±0.05 nm (2000 – 2600 nm); ±0.10 nm full span
Dynamic Range	≥ 50 dB (peak ±0.8 nm, 0.05 nm RBW)
Level Sensitivity	–60 dBm sensitivity; +20 dBm maximum input power
Brand Name	Yokogawa
Model Number	AQ6376

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	1900 – 5500 nm
Resolution Bandwidth	0.2 nm – 5 nm selectable
Dynamic Range	73 dB typical; 50 dB close-in
Sensitivity	–60 dBm to +13 dBm input power
Wavelength Accuracy	±0.5 nm (full span)
Brand Name	Yokogawa
Model Number	AQ6377

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Payment Terms	L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram
Delivery Time	3-5 days
New / Used	Used
Wavelength Range	350 – 1750 nm (0.35 – 1.75 µm)
Resolution Bandwidth (FWHM):	0.05 nm (at 850 nm)
Wavelength Accuracy	±0.1 nm with built-in He-Ne reference
Dynamic Range	80 dB (typical)
Input Power Range	–70 dBm to +10 dBm (700 – 1600 nm)
Brand Name	Advantest
Model Number	Q8344A

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