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CALRAD 75 Series - TV & RF-CATV Accessories 75-485
UHF/VHF/FM AMPLIFIER - 117 Vac 75-485 2 way 10dB amp 75-488 4 way 3dB amp.
75-486 UHF/VHF/FM AMPLIFIER - 117 Vac
Strengthens signal from VHF, FM mid and superband cable TV. Frequency response of 54 Mhz to 890 MHz.
Amplifier with adjustable gain control. 20dB amp. Switchable FM attenuation trap, ON-OFF indicator light. Frequency response of 5 to 900 MHz.
Size: 1.25”(H) 2.29”(W) x 3.6” (L)
Size: 1.47”(H) x 2.93”(W) x 5.65” (L)
2-WAY BROADBAND AMPLIFIERS
Indoor-home CATV multimedia amplifiers for use with internet digital modems. Necessary for long cable drops or to compensate for losses due to splitters. Low noise circuitry, 151 channel capacity. 5-1000MHz built-in low pass filter for forward and active or passive reverse path transmissions. Anti-corrosion tin plated zinc-alloy, die cast housing. Mounting tabs with screws, cast-in ground block., Includes DC power supply 120Vac-12Vdc, 150mA.
75-483-10 . 10dB 2-way passive 75-483-20 . 20dB 2-way passive 75-484-10 .... 10dB 2-way active 75-484-20 ... 20dB 2-way active
75-482 SATELLITE 12-16DB SLOPED DUAL-INLINE LMB AMPLIFIER Satellite IF dual polarity inline amplifier used for general residential MDU or home theater applications or large commercial tapped trunk IF distribution networks. Power requirements 1522Vdc, 10-180mA. Low noise 5dB, input return loss 13db, impedance 75ohms, frequency 950-2050MHz. Precision machined ‘F’-connector threads, nickel plated zinc-alloy diecast housing.
Not for Digital Use
Analog Cable 54-890 MHz
75-487 MDU DISTRIBUTION AMPLIFIER
30dB, 47-750MHz distribution amplifier with 112 channel capacity. High quality push-pull hybrid circuitry. Very low inter-modulation and distortion. Aluminum cast heat sink housing with precision machined ‘F’ connector ports. Nominal output level 102dB mv, input return loss 12dB. Slope control adjustment 0-18dB, gain control adjustment 0-20dB, composite cross-modulation -73dB, band flatness +/0.75dB, input-output test ports -20dB, surge protected input and output ports. Power supply 117Vac 60Hz, Size: 8”(W) x 1.75”(H) x 5.25”(D)
75-725 16-20dB SLOPED 950-2250MHz AMPLIFIER
High quality satellite IF inline amplifier suitable for DBS or MMDS satellite applications. Sloped gain for long cable runs. Epoxy sealed back cover plate. Power requirements 12-18Vdc, 45mA. DC pass through current 500mA maximum. Output level 105dBuV maximum. Low noise 5dB - input return loss 6dB. Impedance 75 ohms - frequency 402250MHz. High performance SMD board circuitry. Precision machined F-connector threads. Nickel plated zinc alloy diecast housing.
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75-728 Analog Meter 75-729 Digital Meter SATELLITE FINDER METERS
Highly sensitive meters. 75ohm, frequency range 950-2050MHz input. Sensitivity 7mV @ 55dB, LNB Gain 3-Carrier C/N 15dB, Input level -25dBm to -75 dBm, LNB gain 5260dB, power requirement 13-18Vdc from existing coax feed. Requires 6dB attenuator for 60-65dB LNB.
75-479 COAXIAL SURGE AND SPIKE PROTECTOR
75-504 DC GROUND BLOCKER & ISOLATION TRANSFORMER
75 Ohm INLINE ATTENUATOR
75-730-2, 2-WAY 2GHz, 90dB SATELLITE SPLITTER
Protects cable, TV converters, decoders, satellite receivers, access cards, VCRs and TVs from incoming surges and electrical spikes. Uses a standard Male-Female “F” connectors. Frequency: 2GHz, DC passive, Impedance: 75 Ohms, Insertion loss: .2dB.
75 ohm In/Out, male ‘F’ connector to female ‘F’ connector. Eliminates hum bars or audible hum generated when A/V components are connected directly to a cable TV or satellite system. Isolates ground potential differences within an Audio\Video system without affecting the RF signal. Frequency range 54-890MHz. 6” long.
75-728 has a built-in buzzer
75-726 75 Ohm DC BLOCKER
5-1750MHz, insertion loss 0.3dB, return loss 16dB typical. Nickel plated machined brass. Passes RF and blocks DC from the signal path. Male ‘F’ connector to F-81 style female. Overall length 1.6”.
0-1750MHz, female to male “F” attenuator. 5% tolerance with return loss of 20dB. 22 gauge spring steel center. DC power blocking.
75-720-3 ......... 3dB attenuation 75-720-6 ......... 6dB attenuation 75-720-8 ........ 8dB attenuation 75-720-10 ..... 10dB attenuation 75-720-12 ..... 12dB attenuation 75-720-16 ..... 16dB attenuation 75-720-20 ..... 20dB attenuation
Power passive to one port. Insertion loss 3.4-5.5dB max. Port-Port isolation 1115dB min. Input return loss 12-15dB min. Zinc alloy die cast housing.
