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Portable active loudspeaker freePORT
PAS 400
Installation & Operation Manual
058-E0146
Version 060328
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Content Safety Instructions ................................................................................................................................................. 3 1 Installation & Set-up ........................................................................................................................................ 6 1.1 Safety Precautions .....................................................................................................................................
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Safety Instructions It is absolutely essential that you read these safety instructions carefully before connecting and using this K+H product. Your safety depends on it. Furthermore, failure to follow these instructions voids the warranty. To ensure safe operation for years to come, keep these instructions in a safe place for future reference. K+H has manufactured this product in accordance with IEC 92 (SEC) 39 standards, then tested and delivered it in safe operating condition. To maintain it
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Always check before connecting the power cable to the mains socket that the power switch on the unit itself is set to off ("O"). Use the power cable or power supply that came with the unit to connect to the mains socket (wall outlet). Power supply: a damaged power cable may not be repaired. Use a new cable. Avoid plugging the mains cable into a power strip that already has several other power- consuming devices connected to it. Avoid using extension cables. The unit must be connected to a m
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freePORT PAS 400 Rear Panel View Numbered items correspond to explanations in the text freePORT PAS 400 Version 060328 5
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1 Installation & Set-up 1.1 Safety Precautions Note! Please read and follow all of the safety precautions in this manual! It is absolutely essential that you read these safety instructions carefully before connecting and using this product. Your safety depends on it. Furthermore, failure to follow these instructions voids the warranty. To ensure safe operation for many years, keep these instructions in a safe place for future reference. K+H has manufactured this product in accordance with IEC 92
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If a small amount of moisture or dew has formed on the cabinet or the back panel, e.g. after transportation or storage, carefully wipe off all of the moisture with a clean, soft cloth and allow the unit to acclimate in a warm, dry environment for at least two hours before applying power to the unit or operating it. 1.4 Set Up 1.4.1 Tripod or Pole Mounting The freePORT PAS 400 enclosure is fitted, on the bottom, with a standard 35 mm mounting flange for tripod or pole mounting. It can also be mou
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1.6 GROUND LIFT Switch (2) The signal GROUND LIFT switch should be set to the GROUND position. If the PAS 400 hums when connected to other equipment, setting the switch to the GROUND LIFTED position may reduce or eliminate the hum. 1.7 Fuses (3) and (4) Disconnect the PAS 400 from any external power supply (mains or battery) before changing or inspecting fuses. Only the following fuse types can be used 1A Slo-Blo for 230 Volt AC / 50 Hz models 2A Slo-Blo for 120 Volt AC / 60 Hz 2A Slo-Blo fo
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If AC mains power is interrupted, the system will automatically switch over to battery power. Remote On / Off switching of the AC mains power will automatically switch the system over to battery power. 1.10 Power On Indicator (7) The "Power On" indicator remains illuminated (green) while the loudspeaker system is On. The Power On indicator also serves as a "Remaining Charge" indicator when the rechargeable battery is powering the system: Slow blinking LED approximately 25% of battery charge re
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1.12 Deep Discharge Cut-Off Circuit The Deep Discharge Cut-Off Circuit is an intelligent circuit that will automatically switch off the battery supply to the amplifier, before the battery voltage goes below the manufacturer's recommended discharge cut-off voltage. If this occurs, switch the loudspeaker system Off (to Position 0) and immediately recharge the battery. 1.13 Connecting Signal Sources All inputs have at least 10 dB of headroom. 1.13.1 Input 1 and Input 2 pin connectors Input 1 and
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1.13.2 INPUT 1 (9) INPUT 1 is an electrically balanced XLR / TRS combo jack (9). The input level sensitivity can be set with the 3-position selector switch (10) to: Line ( 0 dBu) AUX (-25 dBu) MIC (-45 dBu) 12 V phantom power is supplied to INPUT 1 when the input selector switch is in the MIC or AUX position. Condenser microphones (requiring phantom power) should be connected to INPUT 1. Warning! Connect unbalanced microphones or any other equipment that has an unbalanced connector (e.g. ¼ i
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1.14 Audio and DC Outputs 1.14.1 LINE OUT (18) LINE OUT is an electrically balanced XLR male connector (18) with the same pin configuration as shown in section 1.13.2. This line level output (+6 dBu nominal / +17 dBu peak) is a mix of all input signals connected to the PAS 400 and may be used as the input signal to other systems, (e.g. a mixing desk, another active loudspeaker). 1.14.2 REC OUT (19) REC OUT is a pair of unbalanced RCA jacks (19). Each output has the same line-level (-6 dBu) mono
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2 Operation Note! To prevent audible clicks or thumps, turn the VOLUME control (11) or (14) for INPUT 1 or 2 all the way down before: connecting or disconnecting microphones or signal sources changing the input level sensitivity with the selector switch (10) or (13). 2.1 Dynamic Microphones - Distant-Miking Set-up If the distance from the person speaking into the mic is 8 to 20 inches (e.g. when speaking at a conference table, or making a speech from a podium), turn down VOLUME 2, connect the
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- which may cause loop feedback when the recorders inputs and outputs are connected to the same unit). 2.7 TONE Controls The PAS 400 features three tone controls for separate adjustment of the Low (Bass), Mid (Middle) and High (Treble) frequencies. 2.7.1 Low Control The Low frequency control can be used to improve the lower tones of speech, vocals or music. For best speech quality, the "SP" position is recommended as the initial setting - then adjust as necessary based on the acoustic conditio
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3 Troubleshooting Problem: Possible Cause: Possible Solutions: No sound POWER switch in wrong position for Mic Set POWER switch (6) to Position I receivers VOLUME controls set too low Slowly turn up VOLUME controls (11, 14, 16 or 17) Internal battery is discharged Connect to AC mains power and recharge battery Sound is Distorted Incorrect input level sensitivity for INPUT 1 or 2 Turn down VOLUME (11 or 14) and change the input sensitivity (10 or 13) Microphone is defective or battery in wire
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4 Performance Curves The excellent acoustic performance of the freePORT PAS 400 can not only be heard, but also confirmed through close examination of the measurement results. The following performance curves are only a sample of these measurements. The frequency response and the tone controls were especially tailored for the applications that are typical for small PA loudspeaker systems: Free-Field Frequency Response Tone Control Equalization (EQ) Curves The outstanding horizontal directivity
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5 Product Specifications Principal Active 2-way loudspeaker system with 2 x 6.5 in. woofers, 1 in. horn-loaded tweeter, internal electronic crossover and separate power amplifiers for each loudspeaker driver. The system can be powered by either AC mains, internal rechargeable battery (recharging system is built-in) or from an external 12 VDC source. The system includes a built-in mixer-preamplifier with 4 input channels for connecting balanced/unbalanced, line level/mic level and wireless/cabl
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10 dB / 12 dB / 12 dB headroom Unbalanced, 2 x RCA jacks (summed to mono) INPUT 3 -6 dBu Transformer balanced RF-RECEIVER INPUT -26 dBu Master volume for optional RF receivers (up to 4 Sennheiser Evolution Bodypacks, or 1 Sennheiser Evolution Diversity + 2 Sennheiser Evolution Bodypacks may be built in) Outputs Electrically balanced (transformer balanced optional), LINE OUT XLR male connector +6 dBu Unbalanced, 2 x RCA jacks (dual mono) REC OUT -6 dBu 15 / 20 Watts rms continuous / max into 4
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6.5 hours for speech 5.5 hours for loud music Ambient Conditions +14 to +104 °F (-10 to +40 °C) Operating Temperature +5 to +104 °F (-15 to +40 °C) Storage Temperature Not water resistant - do not expose to rain or excessive Humidity moisture. Optional LRH Rain Hood should be used but avoid exposure to high humidity or rain Mounting: Attachment Points standard 35 mm pole-mount flange Bottom 2 x M8 threaded sockets Sides 2 x M8 threaded sockets Top Dimensions 8.6 x 19.3 x 10.2 in. (218 x 490 x
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6 Warranty Information All K + H products undergo an extensive procedure of quality control testing before leaving the factory. Before semiconductors are mounted on the circuit board, they are subject to rigorous tests. Every single unit is guaranteed to match its technical specifications within strict predetermined tolerances. Please store the original carton in a safe, dry place. If warranty service is ever needed, put the unit into its original packing material and carton, together with a d
