Technical information

Instruments
Replacement Batteries
BC75AC
BC75DC
DC car charger for Unaohm S22, T40a, C30
and S48.
BC75DC
BC75AC
Replacement AC battery charger for Unaohm
S22, T40a, C30 and S48.
BP3 Battery pack for TAM, SAM series.
BP4 Battery pack for the TC870, TC870B, TC870C.
BP5
Replacement battery for handhelds S22, T40a,
C30 and S48.
BP6 Handheld external optional battery
BS1234 Unaohm battery, 12V 3.44Ah SLA
BS1272 Unaohm battery, 12V 7.2Ah SLA
BS14.4Li Li-Ion battery for AP series
C20BAG
Protective bag for Unaohm S22, T40a, C30
and S48. Genuine Unaohm, keep the feeling!
C20BAG
INSTRUMENT BATTERIES & CHARGERS
NG500
5–2300MHz Noise Generator — 75Ω High Output.
Now you can sweep anything from a connector
to an entire TV system! 80dBμV@1MHz rbw ±2dB
over entire range. Includes case, mains power
supply and space for optional battery pack,
12–16V DC @ 240mA.
NG500
Frequency Range: 45 – 2,000MHz
Output Level:
Equal to 77dBμV (-30dBm) on a
1MHz measurement bandwidth.
Attenuator: 0–30dB in 2dB steps.
Attenuator Accuracy:
±.5dB 45 to 1,000MHz ±1.5dB 1,000
to 2,000MHz.
Selectable AM Mod.: 1KHz ± 5% square wave
Attenuator Precision: ±1dB @ 0dB
Stability ± 2dB to ± 20°C
Output Impedance 75Ω
Connector: BNC
Power:
12V DC 800mAh internal NiCad
included, 18–24V DC via External
supply / charger included
Field Case: Included
NG754X
Free standing with integrated attenuator and selectable 1KHz
AM Modulation. Useful for checking Frequency Response,
Return Loss (with P257 75Ω bridge), filter alignment etc. Internal
battery simplifies sweeping entire TV systems with 1KHz square
wave modulation to help identify signal.
NOISE GENERATORS
Catalogue 106
101