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Kramer Electronics VM-5ARII manual

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Table of contents for the manual

  • Page 1

    KRAMER EL ECTRONICS LTD. USER MANUAL MODEL: VM-5ARII V ideo Audio Distribution A mplifier VM-20ARII 1:20 Programmable Video A udio Distributor P/N: 2900-300148 Rev 1[...]

  • Page 2

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  • Page 3

    VM-5AR II, VM-20A RII - Con tents i Contents 1  Introduction 1  2  Getting St arted 2  2.1  Achieving the Best Performance 2  3  Ove rvi ew 3  3.1  The VM-5ARII Video Audio Distribution Amplifier 3  3.2  The VM-20ARII 1:20 Programmable Video Audio Distributor 3  4  Defining the VM-5 ARII and VM-20 ARII 5  5[...]

  • Page 4

    VM-5ARII, VM-20A RII - Introduction 1 1 Introduction Welcome to Kramer Electronics! Si nce 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront the video, audio, presentation, and broadca sting professional on a daily basis. In recent years, we have redesigned [...]

  • Page 5

    2 VM-5AR II, VM-20A RII - Gettin g Started 2 Getting Started We recommend that you: • Unpack the equipment carefully and save the original box and packaging materials for possible future shipment • Review the contents of this user manual Use Kramer high performance high resolution cables Use only the pow er cord that is supplied w ith this mach[...]

  • Page 6

    VM-5AR II, VM-20A RII - Ov erview 3 3 Overview This section gives an overview of the: • VM-5ARII Video Audio Distribution Amplifier , see Section 3.1 • VM-20ARII 1:20 Programmable Video Audio Distributor , see Section 3.2 3.1 The VM-5ARII Video Audio Distribution Amplifier The Kramer VM-5ARII is a high-performance distribution amplifier for com[...]

  • Page 7

    4 VM-5AR II, VM-20A RII - Ov erview More specifically, the VM-20ARII features: • High bandwidth of 430MHz (-3dB) • 1 video input and 20 outputs on BNC connectors • 1 unbalanced stereo input and 20 outputs on RCA connectors • Looped input capability • Grouped audio level control • Selectable input signal termination • Audio level and v[...]

  • Page 8

    VM-5A RII, VM-20A RII - D efining the V M-5AR II and VM- 20A RII 5 4 Defining the VM-5ARII and VM-20ARII This section defines your: • VM-5ARII Video Audio Distribution Amplifier , see Figure 1 • VM-20ARII 1:20 Programmable Video Audio Distributor , see Figu re 2 , Figure 3 and Figure 4[...]

  • Page 9

    6 VM-5A RII, VM-20A RII - D efining the V M-5AR II and VM- 20A RII Figure 1: VM-5ARII Video Audio Di stribution Amplifier – F ront and Rear Panels Feature Function 1 Ill um in a ted P ow e r Sw it ch Illumina ted swit ch for t urning the unit ON or OFF 2 VIDEO I N BNC C on n ec t or Connects to the video source 3 75 Ω /Hi- Z Pushbutton Press in[...]

  • Page 10

    VM-5A RII, VM-20A RII - D efining the V M-5AR II and VM- 20A RII 7 VM-5ARII, VM-20ARII – Defini ng the VM-5ARII and VM-20ARII 7 Figure 2: VM-20ARII 1:20 Programmable Vide o Audio Distributor – Front Panel # Feature Function 1 Ill um in a ted P ow e r Sw it ch Illumina ted swit ch for t urning the unit ON or OFF 2 ST EREO/BAL pushbuttons Select [...]

  • Page 11

    8 VM-5A RII, VM-20A RII - D efining the V M-5AR II and VM- 20A RII Figure 3: VM-20ARII 1:20 Programmable Vide o Audio Distributor – Rear Panel # Feature Function 7 VIDEO INPUTS (1-4) and LOOP (1-4) BNC C onnectors C onnect to the video sources and input lo ops 8 AUDIO IN (L and R) (1-4) R CA Connectors C onnect to th e L and R channels o f the au[...]

  • Page 12

    VM-5A RII, VM-20A RII - D efining the V M-5AR II and VM- 20A RII 9 Figure 4: VM-20ARII Underside Switches # Feature Function 12 TERM /75 Ω Switches (IN1-IN4 ) Select 75 Ω for termination ( up) or HI -Z for loopi ng (down) 13 AC /DC Switches (IN1-IN4) Select DC (up) or AC (down) coup ling[...]

  • Page 13

    10 VM-5AR II, VM-20A RII - In stalling in a Rack 5 Installing in a Rack This section provides instructi ons for rack mounting the units. Note: The VM-20 ARII is a 2U unit and has rack “ears” with 5 mounting holes and screws.[...]

  • Page 14

    VM-5ARII, VM-2 0ARII - Connecting the Distribution Amplifiers 11 6 Connecting the Distribution Amplifiers This section describes how to connect the: • VM-5ARII Video Audio Distribution Amplifier , see Section 6.1 • VM-20ARII 1:20 Programmable Video Audio Distributor , see Section 6.2 Always switch off the power to each device before connecting [...]

  • Page 15

    12 VM-5ARII, VM-2 0ARII - Connecting the Distribution Amplifiers 7. If needed, adjust the VIDEO GAIN or EQ controls or the AUDI O GAIN on the front panel. Figure 5: Connecting the VM-5ARII 6.2 Connecting the VM-20ARII Video Audio Distributor To connect the VM-20A RII , as shown in the example in Figure 6 , do the following: 1. Connect up to 4 input[...]

  • Page 16

    VM-5ARII, VM-2 0ARII - Connecting the Distribution Amplifiers 13 3. Connect the VIDEO OUT 1 to 20 BNC connectors to up to 20 accep tors (for example, composite video recorders). You are not require d to connect all the acceptors. 4. Connect the AUDIO OUT 1 and 20 RCA connect ors to up to 20 acceptors (for example, the audio input on the video recor[...]

  • Page 17

    14 VM-5ARII, VM-2 0ARII - Connecting the Distribution Amplifiers Figure 6: Connecting the VM-20ARII[...]

  • Page 18

    VM-5AR II, VM-20A RII - Technic al Specificat ions 15 7 Technical Specifications VM-5A RII INPUT: 1 video, composite or single componen t, looping, 1Vpp/75 Ω on BNC conne ctors with term ination switch; 1 audio stereo lo oping, +4dBu/50k Ω on RCA connectors OUTPUT: 5 video, composite or single compo nent, 1 Vpp/75 Ω on BNC connectors; 5 audio[...]

  • Page 19

    16 VM-5AR II, VM-20A RII - Technic al Specificat ions VM-20A RII INPUT: 4 video looping, 1Vpp/75 Ω on BNC connectors w ith termination switches; 4 audio stereo (or ba lanced mono) +4dBu/50k Ω , on RCA connectors OUTPUT: Video: 20 (1:20, 2x1:10, 4x1:5, 1:10, 2x1:5) 1Vpp/75 Ω on BNC connectors; Audio: 20 (1:20, 2x1:10, 4x1:5, 1:10, 2x1:5) st er[...]

  • Page 20

    VM-5AR II, VM-20A RII - Technic al Specificat ions 17[...]

  • Page 21

    For the latest information on our products and a list of Kram er distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info @kramerel.com ! SAFETY WARNING Di sc on nec t t he u ni t fr om th e po w er supply bef ore openin g and[...]