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Kramer 104LN

1:4 Differential Video Line Amplifier

1 × BNC input, 4 × BNC outputs

£128 (£153.60 inc. VAT)
Availability: 3-5 days

Kramer 104LN (90-0104490)

The Kramer 104LN is a high performance line amplifier for composite or SDI video signals. It includes differential circuitry to help eliminate noise often found on the input cable in a long run.

Kramer 104LN Key Features

  • High Bandwidth — 423MHz (-3dB).
  • Differential Circuitry — Reduces noise & hum found in long cable runs.
  • Level (Gain) and EQ (Peaking) Controls.
  • Compact Kramer TOOLS™ — 3 units can be rack mounted side-by-side in a 1U rack space with the recommended rack adapter.
  • 7 year warranty (Click Here for details)
  • Order Code: 90-0104490

Kramer 104LN Downloads

Composite BNC

Kramer 104LN Specifications


Input 1 x composite/SDI video, differential, 1Vpp/75Ω on a BNC connector
Outputs 4 x composite/SDI video, 1Vpp/75Ω on BNC connectors

Audio Specifications

Max. Output Level 1.6Vpp
Bandwidth (-3db) 423MHz
Diff. Gain 0.22%
Diff. Phase 0.1Deg
K-factor <0.05%
S/n Ratio 73.3dB
Control Level: - 1.3 to 6dB
EQ. 0 to 10.2dB
Coupling DC


Power 12V DC, 95mA
In The Box 104LN, Power supply, mounting bracket
Product Dimension 12.00cmx7.15cmx2.44cm (4.72"x2.81"x0.96") WxDxH
Product Weight 0.2kg (0.5lbs) approx.
Shipping Dimension 23.20cmx12.00cmx8.90cm (9.13"x4.72"x3.50") WxDxH
Shipping Weight 0.6kg (1.2lbs) approx.

Kramer 104LN Usage Diagram

Kramer 104LN Usage Diagram

Replacement Power Supplies

ProductDescriptionPriceInc. VAT
Kramer PS-1202 12V DC/2A Desktop Power Supply with power cord £42 £50.40
Kramer PS-1202-O 12V DC/2A Open Head Power Supply £33 £39.60
Kramer PS-1205 12V DC/5A Desktop Power Supply with power cord £65 £78.00
Kramer VA-102P12 10-Output 12v DC/10A Power Supply (Max 1 Amp per channel) £424 £508.80

Kramer 104LN Compatible Products

Product CodeDescriptionPriceInc. VAT
Kramer RK-3T-B Rack Adapter 3 × Tools new shape and black colour £78 £93.60

Kramer 104LN Possible Alternatives

Product CodeDescriptionPriceInc. VAT
Kramer 105VB 1:5 Video Distribution amplifier 1 × BNC input, 5 × BNC outputs £165 £198.00