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Passive and Active Filters : Theory and Implementations by Wai-Kai ChenBetter World Books$64.95
Passive, Active, and Digital FiltersAmazon$145.00
Advanced Electromagnetic Analysis of Passive and Active Planar Structures (Electromagnetic Waves)Amazon$14.65
RF and Microwave Passive and Active TechnologiesBetter World Books$109.99
Reconfigurable Active and Passive Planar Antennas for Wireless Communication Systems (Signals and Communication Technology)Amazon$5.00
Swahili Tenses Active and Passive VoiceAmazon$264.95
Mechanical Vibrations: Active and Passive ControlAmazon$99.99
JOYO Passive Reamping and Phantom Powered Active Direct Box, Re-Amping Direct Box with 6.35mm and XLR Input 2 in 1 for Guitarist Bass Performance or Recording (JDI-48)Amazon$18.99
Revival Remedies For Parkinsons - Active And Passive Music TherapyAmazon$2,499.00
Marantz MM8077 Power Amplifier – 7-Channel Power Amplifier for Ultimate Home Theater & Audio System | Uncompromising High Power Capability, Quality and Design | Active and Passive CoolingAmazon$7.58
The Solar Heating Design Process : Active and Passive by Jan F. KreiderBetter World Books$2.99
The Psychology of Generating Active and Passive Income: Building a Prosperous Financial Future (Psychology mindset 2)Amazon$199.99
OSD Nero Dual X8 Dual 8" Powered Subwoofer 300W, Dynamic Active and Passive Woofers, Piano Black FinishAmazonSAVE $15.00
$115.99$130.99
PyleUsa Desktop Bluetooth Bookshelf Speakers, 50 Watt MAX HiFi Studio Monitor Desk Stereo Active and Passive Speaker System, Built-in Digital Audio Amplifier,Smartphone and PC Compatible-PBKST33,WhiteAmazon$74.84
HADLAM Isolated Transmitter Signal Converter Between Active and Passive 4-20ma 2 in 2 Out Signal Isolator Output 4-20mA Input 4-20mA (Color : 2 in 2 Out, Size : 18-32Vdc)Amazon$88.00
MOOER Air Plug AP10 2.4Ghz Chargeable Guitar Wireless System for Electric Guitar, Violin, Acoustic Instruments with Piezoelectric Pickups, Guitar Transmitter Receiver Active and Passive PickupsAmazon$1,000.99
Pyle Line Array PA Speaker System Set - 1320W 3-Way Full Range Sound, Streaming, w/USB/SD Port, EQ, Echo Active and Passive Subwoofer, Woofer, Tweeter, 5 Band Graphic EqualizerAmazonSAVE $35.99
$68.00$103.99
Samson Highrise Mono Active Mic Booster-Inline Preamp for Dynamic Microphones and Passive RibbonsAmazon$259.99
Costzon 3-Way Powered PA Speaker, 2000W Active Portable DJ Speaker with Active + Passive Speakers, Microphone and Foldable Triangle Stands, Bluetooth, USB/SD Card, FM Radio, Wireless Remote ControlAmazon$275.48
JOYO Amplifier Head with 20 Watt Preamp 2 Channel Hybrid Tube and Active Direct Box with Passive Reamping & Phantom PoweredAmazon$15.99
JinGuoZiLP Prewired 3 Band Active Bass Circuit Active Passive EQ Equalizers Electric Bass Preamp Circuit and Tone Control FittingsAmazon$279.99
Cerwin-Vega VRAD10 450W MAX Under Seat Enclosed with Passive Radiator Powered Plug and Play Active Subwoofer Vega Series,Black/GrayAmazon$149.00
NUX B-5RC Wireless Guitar System with Charging Case - Auto Match, Mute Function, 2.4GHz Transmitter and Receiver for Guitars with Active/Passive Pickups (Black)Amazon$99.99
IK Multimedia Z-Tone DI Instrument preamp, Direct Box with Active/Passive Pickups selector, switchable Pure/JFET Channels, and Ground Lift for use as a reamp BoxAmazon