For sale: an NTP 277-400 Stereo PPM RMS Phase Correlation Meter, a professional broadcast and studio metering unit designed for accurate monitoring of stereo levels, RMS values, and phase relationships.
This unit is being sold as-is. Due to not being able to fully test this. But it came out of a working studio.
Cosmetic condition:
The unit is in used condition with minor cosmetic wear.
- Light wear from use
- Minor signs of rack installation and handling
- Front panel remains clean and readable
- Overall well-preserved appearance
⚠ Functional status
❓ Untested / functionality not verified
❌ Sold as-is
Specs:
Supply voltage
Current consumption
Temperature range
Frequency range, 0.5 dB põint
High frequency roll-off
Input impedance
Input CMRR
Input overload level
Input voltage for 0 dB reading 1)
Dynamic measuring range
Measuring errors
22-32 V DC
100 - 200 mA, depending on reading
0 to +45°C ambient temperature
20 Hz to 16 kHz
at 25 kHz greater than 7 dB
at 40 kHz greater than 20 dB
20 kohm ± 10%, balanced, floating
greater than 60 dB at 15 kHz
8.6 V rms sine (+21 dBu)
1.55 V rms sine (+6 dBu)
55 dB
at +5 to 10 dB below - 10 dB
1 kHz steady signal, 25 C reading reading
Within full frequency range ±0.3 dB ±1 dB
Within full temperature range +0.5/-1 dB 0.5/-2 dB
Polarity shift of onsymmetrical wave ±0.3 dB ±1 dB
Tracking between channels ±0.2 dB ±0.5 dB
10% change of supply voltage ±0.2 dB ±0.2 dB
Integration time "Norm." 2) 10 ms for - 1 dB ±0.5 dB
Conforming to DIN 45406 and IEC 268-10
Integration time is measured
with 5 kHz tonebursts
5 ms for 2 dB ± 1 dB
3 ms for - 4 dB 2 dB
0.4 ms for - 15 dB ± 2 dB
Dimensions (LxWxH): 19x10x5cm
Weight: 1 Kg
Volts: v (If it’s 200V or higher, you’ll need an adapter in the USA)
We ship worldwide.
For international shipping, import fee's apply. These vary per countrie, and are for the buyer to pay.
-Shipping in the EU up to 30 KG (max)
-Shipping outside of the EU up to 20 KG (max) Shown costs might vary. Please ask us for a shipping quote for the best rates!
-We kindly ask you to reach out for the best shiping rates. As rates vary per shipper, we can ask custom shipping quotes.
Please note: ‘’Whenever an item exceeds the weight noted above. Please ask for a shipping quote before making a purchase. The shipping costs are estimated in our shop because we do not know the shipping address.
Picking up the item is also possible. It can be picked up in Alkmaar
Delivery by us is also possible in some cases. Please reach out to us for more information about deliveries
State of listing: If a listing is listed ''for parts or not working'' returns are not accepted.
When we offer our products with the notice ''Serviced'' or ''Fully serviced'' that means the device is either ''serviced'' with a new belt, and cleaned the pots, Or ''Fully serviced'' recapped, Quiescent current adjusted etc as expected from a full service
