Variable Attenuators

The Noyes SVA 1 Single-mode Variable Attenuator from AFL Telecommunications advances fiber optic field testing by offering superior performance in a low cost hand-held package. Utilizing a simplified, industry accepted attenuation technique, the innovative design of the SVA 1 offers superior resolution across the entire 60 dB dynamic range. In ...more

Variable Fiber Optic Attenuators Neutral Density Filter Version - Pigtail Style ...more

Motor Driven Variable Attenuator Questionnaire ...more

Variable Fiber Optic Attenuators - Blocking Receptacle Style ...more

The Model 142 is a small, portable battery-powered recorder which offers multiple span input ranges from 1 mV through 10 volts with a variable attenuator to 100 volts. The chart drive has ten speeds ranging from 0.5 cm/hour to 10 cm/minute. Using roll chart paper 30 meters long, tests can be run over a long period of time, and a permanent record is ...more

IC Voltage Variable Attenuators ...more

The AF002N2-32 is a single control non-reflective IC FET VVA ideal for AGC applications. Its low DC drain characteristic and size make it suitable for PCS and portable cellular markets. A positive control voltage may be used by adding 2 DC blocking capacitors (CBL) and 1 bypass capacitor (CBP). ...more

Electronically Controlled Variable Attenuators DD-100 Series ...more

The AV103-12 GaAs IC FET voltage variable attenuator provides 35 dB attenuation range at 900 MHz controlled by a single positive voltage.The VVA has a linear transfer curve of 9 dB/V slope, with input and output VSWR better than 2.1:1 over all states. Its attenuation range at 1900 MHz is 33 dB. It operates with supply voltage of +5 V and contr ...more

The AV105-12 GaAs IC FET voltage variable attenuator provides 35 dB attenuation range at 900 MHz controlled by a single positive voltage.The VVA has a linear transfer curve of 8 dB/V slope, with input and output VSWR better than 1.4:1 over all states. Its attenuation range at 1900 MHz is 31 dB. It operates with supply voltage of +5 V and contr ...more

The 338A variable single-mode attenuator allows for quick optical power adjustments when performing fiber optic tests and measurements ...more

Variable Fiber Optic Attenuators - Blocking Pigtail Style ...more

 Frequency Range: 0.3Hz ~ 3MHz. Waveforms: Sine, Triangle, Square, Ramp, TTL and CMOS Output. External Voltage Controlled Frequency (VCF) Function. Duty Cycle Control with Signal Inversion Capability. Variable DC Offset Control. Two-Step (-20dBx2) and Variable attenuator. Power Output: 4W < 100kHz (MFG-8215B only) ...more

MEMS Variable Optical Attenuator Single/Multi-Channel ...more

Variable Fiber Optic Attenuators - Reflective Style ...more

The AV108-59 GaAs IC FET voltage variable attenuator provides 35 dB attenuation range at 900 MHz controlled by a single positive voltage.The VVA has a linear transfer curve of 12 dB/V slope, with input and output VSWR better than 2:1 over all states. Its attenuation range at 1900 MHz is 25 dB. It operates with supply voltage of +3 V and contro ...more

 27/06/2005 DTS0007  *Digital Variable Attenuators DA-100 Series  ...more

The Noyes VOA 5-MM (multimode) and VOA 5-SM (single-mode) from AFL Telecommunications are hand-held, field-rugged variable optical attenuators suited for a wide range of fiber link certification and production test applications. The VOA 5 can be operated under local control (front panel keypad) or from a PC via a serial link using the supplied ...more

IC Voltage Variable Attenuators ...more

Electrically Controlled Variable Fiber Optic  Attenuator ...more

The 330A variable single-mode attenuator allows for quick optical power adjustments when performing fiber optic tests and measurements ...more

The AV109-73 GaAs IC FET voltage variable attenuator provides 35 dB attenuation range at 900 MHz controlled by a single positive voltage.The VVA has a linear transfer curve of 12 dB/V slope, with input and output VSWR better than 2:1 over all states. It operates with supply voltage of +3 V and control voltage of 0 V to +3 V in a low cost SOT-6 ...more

The AV104-12 GaAs IC FET voltage variable attenuator provides 25 dB attenuation range at 900 MHz controlled by a single positive voltage.The VVA has a linear transfer curve of 5 dB/V slope, with input and output VSWR better than 1.4:1 over all states. Its attenuation range at 1900 MHz is 22 dB. It operates with supply voltage of +5 V and contr ...more

Frequency Range: 0.3Hz ~ 3MHz / 0.5Hz ~ 5MHz. Waveforms: Sine, Triangle, Square, Ramp, TTL and CMOS Output. External Voltage Controlled Frequency (VCF) Function. Duty Cycle Control with Signal Inversion Capability. Variable DC Offset Control. Two-Step (-20dBx2) and Variable attenuator ...more

The SM8101 and SM8102 are single-slot VXIbus modules. The SM8101 is a single-channel variable attenuator, whereas the SM8102 is a dual-channel variable attenuator ...more