Logarithmic Amplifiers
AD606Analog Devices   50 MHz, 80 dB Demodulating Logarithmic Amplifier with Limiter Output 
AD640Analog Devices   120 MHz, 50 dB Demodulating Logarithmic Amplifier 
AD641Analog Devices   250 MHz, 44 dB Demodulating Logarithmic Amplifier 
AD8304Analog Devices   160 dB Logarithmic Amplifier with Photo-Diode Interface 
AD8306Analog Devices   5 - 400 MHz, 100 dB High Precision Limiting - Logarithmic Amplifier 
AD8307Analog Devices   Low Cost, DC - 500 MHz, 92 dB Logarithmic Amplifier 
AD8309Analog Devices   5 - 500 MHz, 100 dB Demodulating Logarithmic Amplifier with Limiter Output 
AD8310Analog Devices   Fast Response, DC - 440 MHz, Voltage Out, 90 dB Logarithmic Amplifier 
ICL8048Intersil     

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