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Tenders Are Invited For Supply, Delivery, Installation And Testing Of Public Address Systems For Conference Rooms A) Portable Conference System (Quantity 1 Pc) No Specifications Response (Complied Or Not Complied) Voltage Vac 100 ~ 264, 50/60Hz Dc Supply To Contribution Units 15V ±1V Line, Telephone And Insertion-Unbalanced Input Sensitivity -14Dbv/+11Dbv (Nominal/Maximum) Input Impedance 33Kohm Output Level 14Dbv/+11Dbv (Nominal/Maximum) Output Impedance 500Ohm Tape Recorder-Unbalanced Input Sensitivity -20Dbv/+5Dbv (Nominal/Maximum) Input Impedance 47Kohm (For L & R Channel) Adjustment -20Dbv/+5Dbbv Output Level +0/-30Db Output Impedance 500Ohm External Microphone Input-Balanced Input Sensitivity -56Dbv Adjustment +6Dbv/-6Db Phantom Power Supply 12V±1V, 2*680Ohm (±2%) Headphone Output Output Level -8Dbv/+2Dbv Allowed Impedance 22Ohm Gooseneck Microphone Type Back Electret Condenser Frequency Response 50 ÷ 18000Hz Polar Pattern Cardioid Max. Spl For 1% Thd 125Db Gooseneck Length 400Mm (15) General Features Dimensions (Wxhxd) 300X89x150mm (Control Unit) 115X60x173mm (Contribution Unit) Kenya Institute Of Curriculum Development Nurturing Every LearnerS Potential Page 41 Of 123 Weight 1745G (Control Unit) 1100G (Contribution Unit) Quantity 1 Control Unit 2 Chairman Units 18 Contribution Units B. Mobile Pa System (Quantity 1 Set) 1. Wireless Microphone/Receiver (2 Sets Of Two Microphones) No Specifications Response (Complied Or Not Complied) Transmitter Dimensions 224 Mm X 53 Mm Diameter Rf Output Power 10 Mw, Typical Varies By Region Battery, Endurance 2Aa, Up To 14 Hours (Alkaline) Weight 218 G (Without Batteries) Audio Input Level 0Db Gain: -20 Dbv Maximum -10Db Gain: -10 Dbv Maximum Gain Adjustment Range 10 Db Rf Transmitter Output 10 Mw, Typical, Varies By Region Housing Molded Abs Receiver Maximum Output Level Xlr Connector: 27 Dbv (Into 100 K Load) 1/4 Connector: 13 Dbv (Into 100 K Load) Mw Output Impedance Xlr Connector: 200 1/4" Connector: 50 Audio Output Level With 1 Khz Tone Xlr Connector: 27 Dbv (Into 100 K Load) 1/4"Connector: 13 Dbv (Into 100 K Load) Rf Sensitivity 105 Dbm For 12 Db Image Rejection >50 Db, Typical Dimensions H X W X D 40 Mm X 388 Mm X 116 Mm Weight 429 G Housing Molded Abs Power Requirements 1215 V Dc @ 320 Ma, Supplied By External Power Supply (Tip Positive) Microphone Cartridge Similar To Pg58 Frequency Range 584-608 Z 2.Powered Audio Mixer (1 Piece) No Specifications Response (Complied Or Not Complied) Stereo Inputs For Cd, Tape, Mp3, Karaoke Player. 4000 Watt Powered Mixer With 16 Type Effect Processor, Usb Slot 1000 Watt Rms, 4000 Maximum. 8 Microphone/Line Channels With 48V Phantom Power For Condenser Microphone---Xlr Connectors, 2 Stereo Inputs With Dual Rca For Flexible Connectivity, 2-Band Equalizer On Each Channel And 7-Band Graphic Equalizer On The Main, Low Noise Pre-Amp On Each Channel With Volume, Pan, Effect, 2-Band Equalizer And Gain, Weight: 23 Lbs, Power Supply: 240V, Dimensions (W X H X D) 16" X 13" X 11" Warranty: 1 Year 3. Speaker With Speaker Stands ( 2 Sets) (Optional As There Are Four Working Speakers) No Specifications Response (Complied Or Not Complied) 15" Woofer For Punchy Bass 7" X 15" Horn With Overload Protector Specially Voiced Internal Crossover Provides Superb Separation Of Frequencies Recessed Handle 1-3/8" Pole Mount 150W Rms Handling 250W Peak Full-Range Passive Speaker 15" Low-Frequency Driver Two Parallel Input/Output Jacks Balanced Line Output Rugged, Sturdy Build Quality Power Handling: 150 Watts Speaker: 15" With Neo Compression Driver Input/Output: 1/4" Frequency Response: 55Hz-20Khz Sensitivity (Spl): 97Db 1W/1M Crossover Frequency: 2.5Khz Kenya Institute Of Curriculum Development Nurturing Every LearnerS Potential Page 44 Of 123 Dimensions (Hxwxd): 61.4 Cm X 46.1 Cm X 43 Cm, 24.17" X 18.15" X 17" Weight: 20.4 Kg, 44.5 Lb. Specially Voiced Crossover Ensures Clear Separation Of Frequencies For Crisp, Full-Range Reproduction. A 15" Woofer Delivers Deep, Rumbling Low Frequencies, While A 5" X 15" Horn Produces Bright High-End Tones. 2 Parallel Input Jacks, Sturdy Construction With Reinforced Corners, And Heavy-Duty Tolex Covering. And Front Covered With Mesh Wire Can Withstand Years Of Active Duty With Sturdy Metal Grilles, Stout Handles, And A High-Quality, Heavy-Duty Finish. The Cabs Also Offer A 1-3/8" Pole Mount Insert. Accessories 10M Audio Cable With Defined Connectors For The Speaker Heavy Duty Speaker Stand. With A 35 Mm Centre Pole And Steel Locking Pin The Stand Is Capable Of A 60 Kg Maximum Load. Features Include: Depth (Mm): 130 Height (Mm): 510 Width (Mm): 130 Product Dimensions (Mm): 510X130x130 Net Weight (Kg): 2.06 Colour: Black Material: Aluminium Height Adjustment (Mm): 900 Max Load (Kg): 60 Tube Diameter (Mm): 35 Weight (Kg): 2 Safety Pin Kenya Institute Of Curriculum Development Nurturing Every LearnerS Potential Page 45 Of 123 Carrying Bag Included 4. Technical Specifications For Automatic Voltage Regulator (1 Piece) No Specifications Response (Complied Or Not Complied) 100% Full Copper Coil Single-Phase Ac Voltage Regulator, Air Cooling, Input 145-255V Ac Output 220V ±4% Ac High Accuracy Voltage Stabilizer Power: 10Kva Input: 160-240V Output: 220 -4% High Accuracy Full-Automatic Ac Voltage Stabilizer; Control System With Linear Integrated Circuit, And Drive The Contact Voltage Regulator To Start Regulating By Controlling The Servo Motor, Provided With Delay, Over-Voltage, Under-Voltage, Over-Current And So On Protection Function To Ensure The Safety Of The Power Supply; No Waveform Distortion, Stable Output Voltage, Less Electric Consumption And Can Work Continuously. Excellent Quality Of Output Voltage, No Transient Electricity Lost Phenomenon When The Electricity Supply Is Not Interrupted, Which Ensure The Domestic Computer And The Electric Appliance With Memory Function Can Work Safely And Reliably. Wide Input Voltage Range, Strong Load Adaptability, The 220V And 110V Can Be Regulated Output At Same Time. With The Over-Current Protection When Input, And The Under-Voltage, Over-Voltage Protection When Output, It Can Work Normally No Matter Attended Or Not. With Two Indicators For Input And Output Voltage. Novel Style, Elegant Appearance, Hanging Installed, Convenient Usage, With Two Output Choice Of Voltage Regulating Or Direct Output; Nurturing Every LearnerS Potential Users Can Set The Voltage Stabilizer In Direct Output State When It Is In The Season Of Stable Electric Supply, The Voltage Stabilizer Will Not Consume Electricity At This Time, Which Is Economic And Convenient. Suitable For Families, Factories, Schools, Industrial And Mining Enterprises, Research Institutes, Laboratories, Etc. Features Input Voltage Range: 145V ~ 255V Stabilize Accuracy: 220V ± 4%, 110V ± 4% Under Voltage Protection: 184V ± 4 Overvoltage Protection: 246V ± 4 Input Voltage Range: 160V ~ 240V Speed Regulator: <1S (Input Voltage 10%) Temperature: <60K Frequency: 50 / 60Hz Insulation Resistance: 5M Delay Time: 5Min ± 2 (Conventional Products Do Not Set) Can Be Customized Efficiency:> 90% Withstand Voltage : 1500V / 1Min Maximum Rated Current 40 (10Kva) Single Phase If A Tender Security Shall Be Required, The Amount And Currency Of The Tender Security Shall Be Kshs. 300,000.00 Valid For 150 Days From The Tender Opening Date. Tender Link : Https://Kicd.Ac.Ke/Kicd-Tenders/
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