QR540

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QR540 75 OHMS COAXIAL CABLE

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TEST IS EXECUTED ON THE SAMPLE DRAWN AT
RANDOM,DETAILS ARE AS FOLLOWS:
PRODUCT DESCRIPTION:
ALUMINUM TUBE, PE JACKET
CENTER CONDUCTOR: 3.15mm BARE COPPER OR CCA
DIELECTRIC: GAS EXPANDED POLYETHYLENE
OUTER CONDUCTOR: ARGON-ARC WELDING ALUMINUM TUBE
JACKET: PE

NORMINAL CENTRAL CONDUCTOR DIA.	3.15CU/CCA+/-0.03 mm
NORMINAL INSULATION DIA.	13.03FPE+/-0.30 mm
OUTER CONDUCTOR DIA.	13.72mm
NORMINAL JACKET DIA.	15.50+/-0.30 mm
NORMINAL CAPACITANCE	50+/-3 pF/m
NORMINAL IMPEDANCE	75+/-3 Ohm
VELOCITY OF PROPAGATION	88%
RETURN LOSS	≥20dB
INSULATION RESISTANCE(20 ºC)	MΩ • km ≥10000
DIELECTRIC STRENGTH (CONDUCTOR TO SHIELD)	≥1.6 kV
ATTENUATION TESTED AT	68 ºF(20 ºC)
TESTED AT LENGTH	100m

FOR BEST ELETRICAL PERFORMANCE:
1.PRODUCTS SHOULD BE HANDLED WITH CARE.
2.STRONG ELECTROMAGENTIC FIELDS SHOULD BE AVOIDEO.
3.EXTREMELY HOT AND COLD ENVIRONMENTS SHOULD BE AVOIDED.

@ Frequency MHz	dB/100ft(MAX)	dB/100m(MAX)
5	0.14	0.46
30	0.34	1.12
50	0.44	1.35
55	0.47	1.44
83	0.58	1.54
211	0.95	2.95
220	0.98	3.12
250	1.03	3.38
300	1.13	3.71
350	1.23	4.03
400	1.32	4.33
450	1.4	4.59
500	1.49	4.89
550	1.56	5.12
600	1.64	5.38
750	1.85	6.07
865	2	6.56
1000	7.12	7.12

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